Knowledge base for software setup, errors, and daily tool work.

How to Fix Microsoft Store Not Opening After Update

After a Windows update, the Microsoft Store may fail to open—clicking the icon does nothing, or i...

How to Fix Error 0x80070643 When Windows Update Fails

Error 0x80070643 typically appears during Windows Update when the system cannot complete an updat...

Fix Windows Defender Service Not Starting (Error 0x80070422)

You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...

How to Clear Temp Files and Cache Using Command Prompt

If your computer is running slowly or you're running low on disk space, temporary files and cache...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

How to Set Up Windows Update Memory Limit

If your PC slows to a crawl during Windows Update, it may be because the update process is using ...