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

Fix Blue Screen After Windows 11 Feature Update

After installing a Windows 11 feature update, some users encounter a blue screen error (BSOD) on ...

Fix Git 'index.lock' Error in VS Code

If you see the error 'fatal: Unable to create 'path/.git/index.lock': File exists'...

Git Merge Conflict: How to See the Diff Between Versions

When you run git merge and hit a conflict, Git pauses and marks the conflicting file...

Windows 11 Update Stuck at 0%: How to Fix

You start a Windows Update, and the progress bar sits at 0% for ten minutes, an hour, or longer. ...

Windows Security App Not Opening? Try These Steps

If the Windows Security app won't open, shows a blank screen, or crashes immediately, you'...

How to Set npm Prefix to Avoid Permission Denied Errors