Fix the computer in front of you.
Repair-bench guides for laptops, phones, gaming, home Wi-Fi, security and small-business tech. Free checks first.
Browse by topic
- Laptops & PCsPower, charging, slowdowns, crashes and parts
- Phones, Tablets, TV & AudioBlack screens, charging, pairing and connection fixes
- GamingConsoles, controllers, handhelds and overheating
- Home Network & Wi-FiSlow speeds, dead zones, routers and dropped connections
- Security & PrivacyMalware, hacked devices, account safety and cleanup
- Smart Home & Home TechDoorbells, speakers, cameras, wiring and setup
- Small Business TechEmail, printers, office computers and getting online
What is it doing?
- Won’t turn onNo lights, no fan, or lights but no screen
- Won’t chargePlugged in but not charging, or charging slowly
- Black screenPowers on, but the display stays dark
- Running slowSlow boot, slow apps, fan always busy
- Wi-Fi keeps droppingCan’t see networks or keeps disconnecting
- Blue screenCrashes with a stop code and restarts
- OverheatingHot to the touch, loud fan, sudden shutdowns
- Keyboard not workingDead keys, wrong letters, no backlight
- Touchpad not workingCursor frozen, jumpy, or no clicks
New from the bench
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How to Get Into BIOS: Brand Keys and the Windows Route
How to get into BIOS comes down to one question: does Windows still start? If it does, restart through Settings and Advanced startup and pick UEFI…
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Laptop Battery Replacement: Test First, Then Match the Part
Replace a laptop battery when the maker’s own battery test says replace, or when the laptop shuts off with charge still showing and runs for a…
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Computer Running Slow? Read Task Manager Before Buying Parts
A computer running slow is almost always held back by one resource: the disk, the memory or the processor. Restart it, open Task Manager with Ctrl+Shift+Esc,…
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Lenovo Laptop Keyboard Not Working: Top Row or All Keys?
A Lenovo laptop keyboard not working falls into one of two cases, and Lenovo documents them on separate support pages: function keys that do the wrong…
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Chromebook Keyboard Not Working: Fixes in Google’s Order
With a Chromebook keyboard not working, Google’s help page gives one order: turn the Chromebook off and on, try the keys in guest mode, hard reset…
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HP Laptop Keyboard Not Working: Esc Test, Reset, Drivers
With an HP laptop keyboard not working, one test splits the fault in two: shut the laptop down, press the power button, and tap Esc. HP’s…
How these guides work
- Free checks firstA hard reset, a different outlet, a known-good charger. Most guides start with the steps that cost nothing.
- Then partsIf the free checks don’t clear it, we say which part is the likely culprit and how to confirm it before you buy one.
- Then a shopSwollen batteries, liquid damage and clicking drives get a clear “stop here” line instead of another workaround.