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

How to Rebuild Windows Search Index (Step-by-Step)

If your Windows search is returning no results, taking too long, or showing outdated files, the s...

Fix Windows Activation Version Mismatch Due to Incorrect Edition

You install or upgrade Windows, then see an activation error like “The version of Windows you hav...

Fix Windows Update 404 Not Found Error on Windows 11

If you see a "404 Not Found" error when running Windows Update on Windows 11, it usually means th...

Fix SSH Permission Denied (publickey) on Raspberry Pi