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

Fix Jupyter Notebook Token Not Working on Windows

When you start Jupyter Notebook (or JupyterLab) on Windows, it often opens a browser tab asking f...

Fix Chrome High Memory Usage & Permission Denied When Clearing Cache

You're trying to clear Chrome's cache to free up memory, but you see a "permission denied" error—...

How to Fix BitLocker SSL Certificate Error

Symptoms

When you try to unlock a BitLocker-protected drive or enable BitLocker, you may ...

Ubuntu Remote Desktop Port 3389 Not Listening: Fixes

You installed xrdp on Ubuntu, enabled remote desktop, but when you try to connect from a Windows ...

How to Reset Microsoft Store Cache and Fix Port Conflicts

If the Microsoft Store won't load, apps fail to install or update, or you see error codes like 0x...

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...