Windows 10 Troubleshooting Today

Type dism /online /cleanup-image /restorehealth and hit Enter. Wait for this to finish, as it fixes the underlying image files (requires internet) .

Fixes file system errors. In Admin Command Prompt, type chkdsk C: /f /x . Windows 10 Troubleshooting

Type sfc /scannow and hit Enter. This scans and repairs system files. Restart: Once finished, restart your computer. Other High-Value Troubleshooting Tools In Admin Command Prompt, type chkdsk C: /f /x

A solid, all-purpose piece of Windows 10 troubleshooting is running the combined with DISM commands. This fixes the majority of corruption-related issues, such as random freezes, app failures, or Windows acting sluggish, by replacing broken system files with healthy ones from Windows Update. The "Solid Piece" Fix: SFC & DISM Restart: Once finished, restart your computer

If Windows won't boot, turn the computer off and on 3 times while it's starting to trigger the Advanced Startup menu (Troubleshoot > Advanced Options > Startup Repair).

(e.g., PC not booting, app crashes, blue screen, slow speed)

Right-click Start > Device Manager, then look for yellow triangles to identify broken or missing drivers.