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Computer Troubleshooting

Computer Troubleshooting

Learn everything you want about Computer Troubleshooting with the wikiHow Computer Troubleshooting Category. Learn about topics such as Why Secure Boot Can't Be Enabled on a PC or Laptop & How to Fix it , 17 Reasons Screen Mirroring Isn't Working (And How to Fix It) , Getting a "Start PXE Over IPv4" Message On Boot? Here's How to Fix It , and more with our helpful step-by-step instructions with photos and videos.

Articles about Computer Troubleshooting

Why Secure Boot Can't Be Enabled on a PC or Laptop & How to Fix it
Expert

17 Reasons Screen Mirroring Isn't Working (And How to Fix It)
Expert

Getting a "Start PXE Over IPv4" Message On Boot? Here's How to Fix It
Expert

Complete Guide to Troubleshooting a PC: Steps, Tools, & Tips
Expert
How to

Fix No DP Signal from Your Device on PC or Mac
Expert
How to

Find out How Long Your Computer Has Been On
Expert

What to Do When Your Samsung Tablet Won’t Power On
Expert
How to

Diagnose a Computer Problem
Expert

Low Level Fatal Error Playing Games? Here's How to Fix It
Expert

VGA Light on Motherboard: Troubleshooting Guide + Easy Fixes
Expert

Simple Steps to Fix a Keyboard Typing in All Caps
Expert
How to

Stop USB Connection Sounds on Your Windows Computer
Expert
How to

Fix High CPU Usage
How to

Fix a PC That Won't Boot

MacBook Pro Won't Turn On: 10 Troubleshooting Tips to Try
Expert

6 Easy Solutions to Fix Discord If It Goes Blank
Expert

Troubleshoot a Broken Fn Key (and Problematic Function Keys)
Expert

7 Ways to Log Into a Windows PC with a Forgotten Password
How to

Fix Your Computer When It Freezes Randomly
Expert

7 Quick Ways to Fix a Lenovo Yoga Screen That Flickers
Expert
How to

Identify and Resolve Hardware Failure Issues
Expert

Troubleshoot a Second Monitor That's Not Detected on Windows
Expert
How to

Fix an I/O Error on Windows: 12 Troubleshooting Tips & Tricks

9 Ways to Fix "System Thread Exception Not Handled" Windows Error
Expert

10 Ways to Fix the Driver Power State Failure Error on Windows
Expert
How to

Fix "WHEA Uncorrectable Error" on Windows 10/11
Expert
How to

Troubleshoot Computer Startup Problems
Expert

Your System Has Run Out of Application Memory: Troubleshooting
Expert
How to

Figure Out Why a Computer Won't Boot
Expert
How to

Resolve a “No Healthy Upstream” Error

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