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

How to Fix Windows Update Error 0x80070002 with a Clean Boot

If you see error 0x80070002 when running Windows Update, it usually means a file or resource that...

Fix Windows 11 Installation Assistant Stuck at 99%

You're running the Windows 11 Installation Assistant, it reaches 99%, and then nothing happen...

Fix 'Python Command Not Found' in Anaconda on Windows

Fix Windows Update Service Not Running After SFC Scan

If you ran an SFC scan to fix system file corruption and now the Windows Update service won't...

Fix Git SSL Certificate Problem Unable to Get Local Issuer on Ubuntu

When you see git SSL certificate problem: unable to get local issuer certificate on ...

Fix Firefox Secure Connection Failed Due to Cache

You see a 'Secure Connection Failed' error in Firefox, often with messages like PR_CO...