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

Enable Windows Security Manually When It Fails to Start

If Windows Security (formerly Windows Defender) fails to start, you may see an error like "This a...

Fix Windows Search Not Working After Update

After a Windows update, search might stop returning results or hang indefinitely. This usually ha...

Chrome Extension Not Working After Update: Fixes

After a Chrome update, some extensions may stop working, show errors, or disappear. This usually ...

How to Fix PowerShell Blank Screen on Startup

When PowerShell opens to a blank screen with no prompt or output, the shell is usually loading a ...

Fix Windows Security Authentication Error 0x80070035

How to Set Up Command Prompt Offline in Windows 10

If you need to set up Command Prompt on a Windows 10 machine that has no internet access, the pro...