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

Fix Windows Update Component Cleanup Error 0x800f081f

When running Disk Cleanup or the Deployment Imaging Service and Management Tool (DISM) to remove ...

Fix Windows 11 Bluetooth Not Connecting: Practical Steps

You try to connect a Bluetooth device—headphones, mouse, keyboard—but Windows 11 either doesn'...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Error 0x80070080 When Windows Update Stuck

You see error 0x80070080 and Windows Update hangs at a certain percentage. This usually means a p...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

DNS Probe Finished NXDOMAIN: Meaning and Fixes

You're trying to visit a website but Chrome shows "DNS_PROBE_FINISHED_NXDOMAIN". This...