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

How to Unlock BitLocker Drive in Ubuntu Terminal

If you have a BitLocker-encrypted drive from Windows and need to access it in Ubuntu, the termina...

Fix npm ERR! code EACCES on Windows 10: Permissions Guide

If you see npm ERR! code EACCES while installing or updating packages on Windows 10,...

Fix Windows Security and Defender Conflicts: Step-by-Step

You install a third-party antivirus, but Windows Security still pops up with alerts, or you see e...

Fix PowerShell Service Unavailable Error (Enable or Restart)

If you see 'Service unavailable' when trying to use PowerShell, the PowerShell service might be s...

How to Fix Chrome Browser Proxy Error (ERR_PROXY_CONNECTION_FAILED)

If Chrome shows "ERR_PROXY_CONNECTION_FAILED" or similar proxy error, it usually means the browse...

Fix Remote Desktop 504 Error on Azure VM