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

Fixing 504 Gateway Timeout from Windows Update with Proxy

If you see a "504 Gateway Timeout" error when running Windows Update, and your system uses a prox...

BitLocker Migration from Windows 10 to Windows 11: Practical Steps

When upgrading from Windows 10 to Windows 11, BitLocker-encrypted drives require careful handling...

Fix Windows Security Authentication Error 0x80070035

Fix 'err tunnel connection failed' on Chrome for Android

You open Chrome on your Android phone and instead of loading a page, you see 'err tunnel connecti...

Chrome Profile Module Not Found: Registry Fix Guide

When you try to open Chrome and see an error saying the profile module could not be found, it usu...

Fix Windows Defender Blocking Legitimate Software

You install a legitimate application, and Windows Defender immediately blocks it or deletes its f...