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

Fix Windows Activation Error 0x80070002 (Dependency Conflict)

You try to activate Windows and get error 0x80070002. The message often says something like “depe...

Change Windows Security Log Location via Registry

If you need to relocate the Windows Security log (Security.evtx) to a different drive or folder—p...

Outlook 404 Not Found on Shared Mailbox: Fixes & Checks

You try to open a shared mailbox in Outlook and see a 404 Not Found error. This usually means Out...

Fix BitLocker Group Policy Override Not Working After Reset

After a system reset, you may find that BitLocker group policy overrides (such as requiring a sta...

7-Zip 'Cannot Open as Archive' Error Fix

You try to open a file with 7-Zip and get the error: “Cannot open the file as archive”. ...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes