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

Java JDK Not Recognized After Installation: Fixes and Checks

Fix Windows Search High Memory Usage and Error 0x80040c

If you see error 0x80040c in Windows Search or notice high memory usage from SearchIndexer.exe, t...

Fix Microsoft Teams Access Denied on Meeting Recording

When you try to play a Microsoft Teams meeting recording and see 'Access Denied', it usually mean...

GitHub Actions Runner Not Connecting: Fixes That Work

You've set up a self-hosted GitHub Actions runner, but it never appears online or shows a "runner...

How to Fix Outlook 504 Gateway Timeout Configuration Errors

If you see a 504 Gateway Timeout error in Outlook (often when connecting to Exchange Online or a ...

Fix Windows Activation Error 0x80070057: Step-by-Step

When you see "Windows activation failed to start" with error code 0x80070057, it usually means th...