Gaming PC Repair Near Me: St. Charles Performance Upgrades

Walk into any St. Charles save on a Saturday and you will hear the equal refrain: lovers spooling up, a rigidity attempt jogging on one bench, a person gently blowing out a heat sink on a further. Gaming rigs arrive for each motive that you may think, from random shutdowns in Apex to an older tower that simply desires a 2nd existence with a swifter SSD. Performance work will never be handiest about raw speed. It is set balance, thermals, funds, and the industry-offs that make experience for the way you truly play.

I have tuned machines in spare bedrooms and in tidy storefronts up and down Main Street. Patterns repeat. The fix is by and large mechanical or thermal, now not magical. Most functionality losses come from filth-choked coolers, mismatched constituents, capability substances on the threshold, and instrument stacking up like leaves in a gutter. When you search pc and computing device restore close me or machine repair close to me, you desire an individual who can tell the difference among a loss of life VRM and a greedy RGB app. That judgment, extra than any part quantity, is what helps to keep frames prime and frustration low.

What players in St. Charles particularly ask for

Three questions arise again and again. Can you are making it turbo for much less than a brand new build. Why is it louder than it was. And will it run the subsequent extensive name easily on my video display.

Speed for less than a new build is usually you'll in the event that your platform isn't always two or three generations behind on equally CPU and GPU. A gadget with a 6 center CPU from the last 4 to 5 years, paired with any midrange GPU from the identical era, can get a terribly truly second wind with greater reminiscence, a bigger NVMe pressure, and a careful thermal refresh. Noise basically invariably tracks with heat, so airflow and fan curves remember. As for operating a higher title, the solution relies greater on choice and refresh cost than on the game itself. If you play at 1080p on a 60 Hz panel, the upgrade direction looks unique than for person on a 1440p ultrawide or a 240 Hz esports computer screen.

Triage first: restore, optimization, or rebuild

Before any one buys a part, you wish a clean examine on what you have already got. A brief, truthful triage usually saves the most cash. I soar with a examine four matters: the platform age and socket, the GPU tier and power finances, the storage sort and potential left, and the case airflow footprint. A five 12 months previous mid tower with a good 650 W force grant and room for two entrance followers seriously is not the similar animal as a narrow prebuilt with proprietary strength connectors and one eighty mm exhaust.

If you could have balance things lower than load, verify formerly you tune. If your body cost is flat throughout distinctive titles, assess usage. High CPU usage with a loafing GPU elements to a processor or memory bottleneck. A pegged GPU with a at ease CPU by and large says pics horsepower is the primary lever. Shifts in conduct after a Windows replace, a new activity set up, or a driving force alternate routinely trace at a utility tangle rather then a lifeless component. Good repair paintings separates those threads, then picks the lowest expense, highest impact repair.

Pinpointing the truly bottleneck

Numbers and context subject. I avert a small set of repeatable checks that tell a blank story. A artificial like Time Spy for the GPU, a instant Cinebench multicore sweep for the CPU, a three to five minute OCCT pressure try out to monitor force draw and thermals, and a CrystalDiskMark run on the popular storage drive. Layer in a dwell activity benchmark in some thing you the fact is play, not a random identify that looks exceptionally in a screenshot.

If a gadget rankings within five to 10 percentage of the median for its materials, hardware is almost always high quality and program or thermals deserve extra consideration. If a GPU that may still pull 2 hundred W is capped at one hundred twenty W beneath full load, study electricity limits or a ravenous PCIe cable. If a CPU hits ninety five C in seconds and then locks at a low clock, the cooler mount or paste has failed. Low disk write speeds on a drive that used to think snappy generally instruct an SSD working out of SLC cache or absolutely jogging with 0 to five p.c unfastened house left. These are solvable troubles that do not require a complete rebuild.

Storage adjustments that punch above their weight

Moving from a SATA SSD to an NVMe pressure does no longer lift reasonable frames in a GPU bound title, yet it transforms the texture of the procedure. Windows boots quicker, video games release without the lengthy stare at a touch reveal, shader compilation hiccups scale down, and open world streaming stutters ease. On state-of-the-art forums with a unfastened M.2 slot, a 1 or 2 TB NVMe power is in general the very best go back upgrade for the bucks spent. If the board gives simplest a unmarried M.2 slot and it's choked with a tiny 256 GB pressure, cloning to a larger type avoids the sport reinstall grind.

I treat capacity headroom as performance coverage. Once https://stephenrwjc606.iamarrows.com/st-charles-phone-factory-laptop-repair-for-students-on-a-budget an SSD crosses less than approximately 10 p.c. unfastened space, background housekeeping grows highly-priced and write speeds tail off. On the fix bench, that appears like a machine that is just not “slow” all over, simply sticky round updates, save recordsdata, and first plenty. Another simple aspect in St. Charles, in which a few clients retailer a single colossal drive for all the pieces, is records protection. If we are starting the case besides, a small secondary SSD for captures and recordings continues the accepted OS power sparkling and makes later virus elimination less volatile.

Memory: extra than gigabytes

The fallacious reminiscence kit could make a quick CPU suppose reasonable. For a midrange gaming approach at 1080p or 1440p, the difference among 8 and sixteen GB is evening and day in more moderen titles. Going from sixteen to 32 GB does not perpetually bump frames, yet it prevents paging spikes even as streaming or walking Discord, a browser, and a launcher inside the background. Speed and timings matter most on systems that are touchy to memory bandwidth. Matching the CPU’s standard memory candy spot, then allowing the perfect DOCP or XMP profile, oftentimes restores 10 to fifteen percentage of misplaced overall performance on misconfigured rigs.

I see as many disorders from too many sticks as from too few. Four DIMMs seem to be fulfilling in a windowed case, but two matched sticks often clock increased and behave more desirable. If you may have an strange combination of capacities or speeds, standardize for the duration of the improve. Stability lower than pressure beats a theoretical speed grade that fails inside the first ranked in shape.

Business Name: Phone Factory
Address: 1978 Zumbehl Rd, St Charles, MO 63303, United States
Phone: (636) 201-2772

Phone Factory

Phone Factory, located in St Charles, Missouri, is a trusted electronics repair shop providing professional phone repair, computer repair, and device troubleshooting services. They repair smartphones and tablets including cracked screen replacements, battery replacements, charging port repairs, and water damage diagnostics for both iPhone and Android devices. In addition to mobile devices, Phone Factory also repairs laptops and desktop computers, offering services such as virus removal, malware cleanup, system diagnostics, performance tune-ups, and hardware repairs. Their technicians also handle HDMI port repairs, gaming console repairs, and advanced micro soldering for complex motherboard and circuit-level repairs. With experienced technicians, quality replacement parts, and efficient turnaround times, Phone Factory helps customers get their phones, computers, and electronics working again quickly and affordably.

View on Google Maps

Business Hours:
  • Monday - Friday: 10 AM - 7 PM
  • Saturday: 10 AM - 6 PM
  • Sunday: Closed


Graphics playing cards: match, persistent, and thermals

GPU enhancements make the so much visible distinction for game enthusiasts, however the activity is greater than slotting in a sooner card. Power spikes on glossy midrange and high finish GPUs can run smartly above the usual board strength. A pressure supply with ample continuous wattage but weak temporary reaction will cross a classic boot experiment and then sag all over a significant burst. I look for headroom of 30 to forty percent over expected load, natural 12 V rails, and not less than two separate PCIe electricity leads if the cardboard requires it.

Fit issues in a bodily sense, too. Many older mid towers in St. Charles houses predate the modern-day wave of triple slot, 320 mm long cards. You can lower metal to make room, but you must now not. Pull the case specifications, degree twice, and sort the airflow earlier than you order. Heat from a bigger card does no longer just elevate its personal temperature. It will increase the case ambient temperature and takes margin faraway from the CPU and VRM. If the case has no the front intake or basically a unmarried a hundred and twenty mm slot, plan on adding fans and filters to stay away from cooking the leisure of the construct.

CPUs and motherboards: when to jump sockets

Upgrading a processor without swapping boards is the most straightforward path, but it handiest works if your modern socket nonetheless has significant headroom. On older systems that already host a quick 6 or 8 middle chip, a GPU upgrade frequently stretches the device in addition for less funds. If your work or play demands extra unmarried thread speed or you might be hitting body time complications in process titles and simulators, bear in mind a platform bounce. That preference brings the hidden quotes of a brand new motherboard and pretty much new memory, plus a Windows reactivation dance in some cases.

From a restoration bench viewpoint, socket age isn't always the purely thing. Look at the VRM good quality of your current board and its BIOS adulthood. I have visible methods that would technically be given a warmer CPU yet throttled under sustained load considering the board could not supply refreshing electricity. If you might be already chasing stability, do not stack swifter silicon on most sensible of a weak beginning. A a little much less bold CPU on a reliable board will believe greater than a fast chip starved by means of shaky vigour start.

Airflow, thermals, and the St. Charles climate

Summers right here run humid, and indoor ambient temperatures climb in rooms with out massive AC. That ambiance punishes marginal cooling. I pick successful strain instances with filtered intakes, two entrance enthusiasts and one rear exhaust at minimum, and a prime exhaust if the case helps it. Cable routing that continues the entrance consumption trail transparent topics greater than perfection at the back of the motherboard tray. A GPU that breathes fresh air will continue escalate clocks longer and avoid fan curves gentle.

Liquid coolers are prevalent on gaming towers, and that they could be remarkable, yet they're now not set and forget. AIOs subsequently tutor their age with pump whine, decreased float, or microbubbles that improve temperatures in bursts. If your CPU without notice runs 10 to fifteen C warmer beneath the equal load, check the pump RPM and radiator fins before blaming the thermal compound. Air coolers rarely fail in that way, and new thermal paste plus a cautious mount on the whole erases years of flow.

Power supplies: the unsung functionality part

Under load, a hungry GPU will monitor a marginal drive delivery. You may not see a refreshing shutdown. Instead you get a stutter, a black flash, or a USB instrument disconnecting mid recreation. Power diagnostics on the bench trap many of these faults, however a swifter inform is a device that runs nice with the facet panel off and fans at complete, then hiccups in a closed case below warm.

In improvements, I price range force with long run enlargement in thoughts. You do no longer need a kilowatt monster for a modest card and a sixty five W CPU, yet a great 750 to 850 W unit affords space for transient spikes and a next GPU iteration. I like brief, direct PCIe cable runs and stay away from daisychaining while the cardboard has a couple of pressure inputs. Clean electricity is balance, and balance is functionality expressed over the years, now not just in screenshots.

Phone Factory is a professional phone repair and computer repair shop
Phone Factory is located in St Charles, Missouri
Phone Factory is based in the United States
Phone Factory provides smartphone repair, computer repair, and electronics repair services
Phone Factory specializes in phone screen repair, battery replacement, charging port repair, and device diagnostics
Phone Factory repairs iPhones, Android phones, tablets, laptops, and desktop computers
Phone Factory offers virus removal, computer tune-ups, and laptop repair services
Phone Factory provides HDMI port repair, gaming console repair, and electronic device troubleshooting
Phone Factory focuses on fast, reliable, and affordable repair solutions for mobile devices and computers
Phone Factory emphasizes honest pricing and dependable service
Phone Factory values professionalism and customer satisfaction
Phone Factory helps customers get their devices repaired quickly so they can stay connected and productive
Phone Factory has an address at 1978 Zumbehl Rd, St Charles, MO 63303, United States
Phone Factory has a phone number (636) 201-2772
Phone Factory has a website https://www.stcharlesphonefactory.com
Phone Factory has a Google Maps listing at https://maps.app.goo.gl/rQzL6zPhcpge9T858
Phone Factory has a Facebook page https://www.facebook.com/61579925790362
Phone Factory has an Instagram page https://www.instagram.com/phone_factory_st_charles/
Phone Factory has a TikTok page https://www.tiktok.com/@phonefactorystcharles
Phone Factory has a YouTube channel https://youtube.com/@stcharlesphonefactory
Phone Factory operates Monday through Friday 10 AM to 7 PM
Phone Factory operates Saturday 10 AM to 6 PM
Phone Factory is closed on Sunday
Phone Factory offers same-day phone repair and device diagnostics when possible
Phone Factory offers phone screen replacement, battery replacement, and charging port repair
Phone Factory offers computer repair, laptop repair, and virus removal services
Phone Factory offers HDMI port repair and gaming console repair
Phone Factory serves residents, students, and businesses throughout St Charles and surrounding areas
Phone Factory is a BBB Accredited Business
Phone Factory was rated #1 Phone Repair Shop by Business Rate 2026
Phone Factory was named Best Phone Repair Shop in St Charles MO
Phone Factory earned the Excellence in Customer Service Award of 2025
Phone Factory is known for fast service, quality repairs, and dependable customer support in St Charles, Missouri


People Also Ask About Phone Factory


What is Phone Factory?

Phone Factory is a phone and computer repair shop located in St Charles, Missouri that provides smartphone repair, tablet repair, computer repair, laptop repair, virus removal, console repair, and electronics repair services. Learn more at https://www.stcharlesphonefactory.com/.


Where is Phone Factory Located?

Phone Factory is located at 1978 Zumbehl Rd in St Charles, MO. You can view their location at https://maps.app.goo.gl/rQzL6zPhcpge9T858


What Services Does Phone Factory Provide?

Phone Factory provides a wide range of electronics repair services for customers throughout St Charles, MO. Their technicians repair cracked phone screens, replace batteries, fix charging ports, and diagnose hardware issues on iPhones and Android devices. They also repair laptops and desktop computers, remove viruses and malware, perform system tune-ups, and repair HDMI ports and gaming consoles. Whether you need a quick phone repair or help fixing a computer problem, Phone Factory offers reliable solutions designed to get your devices working again quickly.


Why Choose Phone Factory for Phone and Computer Repair?

Phone Factory is known for dependable service, fast turnaround times, and honest pricing for customers throughout St Charles, MO. Their experienced technicians diagnose device problems accurately and complete repairs using quality parts whenever possible. As a BBB Accredited Business that has been recognized with the Excellence in Customer Service Award of 2025 and rated #1 Phone Repair Shop by Business Rate 2026, Phone Factory has built a strong reputation for reliable electronics repair and excellent customer service.


What Are the Business Hours for Phone Factory?

Phone Factory is open Monday through Friday from 10 AM to 7 PM and Saturday from 10 AM to 6 PM. The shop is closed on Sundays. Customers throughout the St Charles, MO area can call (636) 201-2772 during business hours to schedule phone repair, computer repair, or device diagnostics.


What Awards Has Phone Factory Received?

Phone Factory has received multiple recognitions for customer service and repair quality in the St Charles, MO area. The company was rated #1 Phone Repair Shop by Business Rate 2026, named Best Phone Repair Shop in St Charles MO, and earned the Excellence in Customer Service Award of 2025. Phone Factory is also a BBB Accredited Business, reflecting its commitment to trustworthy service and customer satisfaction.


How Does Phone Factory Ensure Reliable Repairs?

Phone Factory focuses on accurate diagnostics, transparent communication, and professional repair techniques for every device brought into the shop. Customers receive clear explanations of the problem, available repair options, and expected turnaround times before work begins. This straightforward approach helps customers in St Charles, MO feel confident that their phones, computers, and electronics are being repaired by experienced technicians they can trust.


At Phone Factory, we provide fast phone repair and computer repair services in St. Charles, MO, making us a convenient choice if your device suddenly stops working. If you're nearby St. Charles Community College, you can call (636) 201-2772 to schedule a repair or stop by the shop. Customers near Lindenwood University often visit Phone Factory for quick screen repairs, battery replacements, and computer diagnostics. Phone Factory proudly serves the greater St Charles community, including residents near The Streets of St. Charles who need reliable phone repair or computer repair. People near Katy Trail St. Charles Trailhead frequently stop by when they need virus removal or laptop repair. Located not far from Frontier Park, Phone Factory provides convenient access for customers who need fast and dependable electronics repair. Whether you're near Family Arena or close to St. Charles Convention Center, Phone Factory makes it easy to get your phone, computer, or gaming console repaired quickly and professionally.

Software stack: drivers, OS sanity, and malware

You should purchase the accurate components and still lose performance to bloated instrument. I bounce with a clean driver baseline, pulling the present GPU driver with a properly uninstaller in risk-free mode if needed, then reinstalling simplest what's imperative. Many RGB suites, motherboard manipulate panels, and seller launchers battle for the equal low level hooks. Disable what you do no longer use. Keep a lean startup listing. Windows Game Mode helps on some approaches and does not anything on others. Test with it on and stale instead of trusting a checkbox.

If your computer crawls at idle, does a good number of disk work with no transparent purpose, or opens new browser tabs on its personal, utility threats become suspects. Families ordinarily seek virus removal st charles after a newborn established a dubious mod manager or a too-appropriate-to-be-appropriate loose application. Good retail outlets manage malware cleaning devoid of wiping your pictures and saves. The top repair is prevention, so as soon as a formula is fresh and quickly, I lock down browser extensions, established a ordinary person account for daily play, and turn on repair elements.

Laptops want a completely different playbook

Gaming laptops in the St. Charles discipline make their approach into fix outlets for throttling, noisy followers, swollen batteries, and broken DC jacks. Unlike desktops, aspect swaps are limited and thermals are tight. Upgrading memory and storage is more commonly straightforward and brings proper benefits. Repasting the CPU and GPU, cleaning the heatsink fins, and replacing worn-out thermal pads can improve five to twenty percentage sustained efficiency. Expect small screws, mild ribbon cables, and the desire for persistence. If your personal computer vents from the ground, a hassle-free stand that lifts it by using an inch allows greater than any instrument tweak.

Motherboard degree maintenance on laptops, like BGA rework on a GPU, are a one-of-a-kind story. Some could be accomplished, however the economics are robust when you factor in portions availability and hard work. When you punch in machine repair st charles Phone Factory or frequent desktop fix st charles searches, name in advance and ask no matter if the store handles board stage paintings in home, sends it out, or truly prices replacements. Honest answers prevent time.

Data safeguard beforehand the wrench turns

No functionality activity is finished if it disadvantages your saves and documents. On computer systems, I map central folders to a secondary force or in any case to come back them up sooner than any foremost swap. Game libraries could be redetected on a brand new force for those who aspect the launcher to the good direction. For laptops, I make a full symbol while achievable, peculiarly on machines so we can get a clean Windows install after a storage change. Cloning preserves activation, app settings, and much less tangible things like controller profiles.

Clients now and again arrive after finding computer and personal computer restore close me with a laptop that forestalls at a spinning circle or boots solely usually. In that nation, the priority shifts from speed to facts rescue. Pull the pressure, mount it in a USB enclosure, and copy the irreplacable products first. Performance work can wait unless the main bits are reliable.

Time, payment, and components in St. Charles

Turnaround and can charge vary with the activity and the season. Weekends fill easily, exceptionally when a immense title launches or the collage semester starts offevolved. Basic cleansing, repaste, and a garage upgrade occasionally end the same day if portions are in stock. Custom loop paintings or a platform swap demands extra time. Prices for midrange GPUs and SSDs now swing less than they did several years in the past, however that you may nonetheless save real check by making plans per week forward and letting the store order the exact aspect you want as a substitute of shopping for the solely element on a shelf.

Local availability is improved than many predict. Even if a storefront does no longer inventory every version, most have distribution channels that ship inside of one to 2 business days. That beats guessing on line and finding a cooler or card does no longer healthy your case.

When a native bench beats DIY

There is true joy in tuning your own rig, and a great number of game enthusiasts right here do simply that. Still, a continuous hand and a bench complete of verify hardware solve selected concerns turbo. If your procedure is volatile purely less than very detailed so much, whenever you suspect a marginal strength provide, or if you desire BIOS work with out bricking an older board, a seasoned can save you a week of trial and errors. Searches for workstation fix st charles or computing device restoration close me most often pull up a combination of generalists and gaming centered outlets. Read current reports that point out efficiency tuning, now not most effective broken monitors or tips restoration.

If you might be narrowing in on a specific storefront since you typed personal computer restore st charles Phone Factory or workstation fix st charles Phone Factory into your map, recollect calling with a quick record of your signs and pursuits. Ask no matter if they bench with true video games, whether they guaranty labor, and how they control documents. You do now not need a boutique shop for each process, but you wish an area that lives on this house everyday instead of on occasion.

A pre-provider listing you can actually do at home

    Note the precise indicators, along with the game, selection, and settings wherein topics appear Check temps at idle and under load with a basic reveal, then write down the numbers Ensure Windows updates are comprehensive, then replace GPU drivers cleanly Free at least 15 p.c area to your system power and try out again Back up retailer recordsdata and whatever you'd leave out if the force failed

A little prep clarifies the worry and oftentimes fixes it outright. Even in case you nonetheless bring the equipment in, your notes minimize analysis time. Good department shops delight in a client who arrives with observations other than simply, it feels gradual.

Five symptoms you will have to hand it to a pro

    Random shutdowns or black screens only less than heavy GPU load CPU temperatures that spike to throttling within seconds after a cooler install Coil whine that appears all of sudden inclusive of USB disconnects or monitor flicker Persistent artifacting across varied games and test resources, not tied to a single driver Windows corruption after a failed BIOS replace or RAID reconfiguration

Each of those may also be solved at home, but the failure modes overlap and that you would be able to chase ghosts. With a moment vitality supply, spare reminiscence, and a bench display screen, separating the perpetrator takes minutes, no longer days.

Small touches that upload up

Once the good sized rocks are in position, the final 5 % comes from behavior. I tune fan curves which might be smooth at idle and assertive less than load, not a steady whoosh. I set in keeping with software profiles within the GPU control panel in place of world overrides. I disable unused RGB channels to lower heritage techniques. I route the front panel USB in a means that keeps capturing and mic units quiet. None of this exhibits up on a spec sheet, however it continues the desktop feeling sharp at 11 p.m. on a work night time once you basically have time for two matches.

I also attempt to destiny facts within reason. If the case can have compatibility it, I choose a a little bit taller air cooler that can be quiet for years. If the motherboard helps it, I run a moment NVMe force as a scratch disk for recordings and mods. If the finances lets in, I come to a decision a strength delivery with a semi passive fan mode and Japanese capacitors which will now not sag in two summers. These are not flashy improvements. They are the sort that make you disregard about the hardware whilst you play.

What a complete provider appointment seems to be like

For a computing device tower booked for efficiency paintings, I treat the job as 3 steps. Intake and capture of the present day performance and temps. Mechanical service that contains mud removal, repaste, new fans if vital, garage and reminiscence upgrades, cable and airflow corrections. Then a tool flow that wipes and reinstalls suspect handle suites, allows for XMP or its similar, updates BIOS if the board is secure, and builds in keeping with online game profiles. I end with a online game session as a result of your titles and settings, not just benchmarks. If a shop does all of that, you can still believe it.

For laptops, the consumption is even more necessary considering that disassembly is time consuming. Clear notes on the place and when the throttling happens, even if the charger feels scorching, and the way the battery behaves inform me in which to start. After a fresh and repaste, I test on a raised stand and on a flat floor to point out the have an effect on of airflow. Most shoppers alternate their desk setup that day when they see the distinction.

Finding the desirable aid in St. Charles

Pull up your map app and you may see a part dozen options when you variety computer restore st charles or the broader workstation and machine fix close me. Some focus on telephones, some on records, and some on gaming. Call two. You will listen the big difference. A save that asks what selection you play at, which video games you care about, and what your case seems like is already thinking inside the precise approach. If your seek occurs to come with a name, like laptop restore st charles Phone Factory or desktop restoration st charles Phone Factory, ask immediately no matter if they manage GPU swaps, repasting, and benchmark validation. If the man or women at the phone can describe their procedure definitely, you're in true palms.

Be wary of absolutely everyone who supplies a particular frame quantity sight unseen or pushes a section sooner than asking approximately the rest of your formulation. Performance is a chain. The weakest hyperlink units the limit. The surest shops treat your budget as seriously as you do and are glad to reuse stable areas as opposed to upsell for the sake of it.

Bringing all of it together

A fast, quiet, authentic gaming PC is not very an accident. It is a group of preferences that in good shape your goals and your hardware. In St. Charles, in which local weather and older abode places of work can paintings in opposition to thermals, just a little further awareness to airflow and strength shipping will pay off. On the application facet, lean installs and tidy drivers restrict slowdowns that experience mysterious but aren't. When you desire a hand, those searches for computer restore close to me or pc fix st charles aren't approximately losing off a container and hoping. They are approximately searching a bench in which anyone will check, give an explanation for, and get better your system with the comparable care they may carry to their possess.

Whether you are chasing greater frames in Warzone, ironing out body time spikes in a simulator, or giving a trusty tower a moment life for a brand new season of games, performance improvements make feel after they practice a clear diagnosis. Start with the fundamentals, measure definitely, and alternate solely what wishes altering. Done appropriate, you can still spend your nights taking part in, no longer troubleshooting, and you may now not have faith in lovers, paste, or rail stability at all. That is the quiet victory good restoration and tuning supply.