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...

Fix Windows Store Error 0x80073cf9: Clear Cache & Repair

You try to install or update an app from the Microsoft Store, and you get error 0x80073cf9. Usual...

Fix Windows Search Access Denied for Administrator Account

Why You See 'Access Denied' as Administrator

You're logged in as an administrator, but Wi...

Fix RDP 504 Gateway Timeout via IIS Configuration

If you're seeing a 504 Gateway Timeout when connecting to Remote Desktop via an RD Gateway that u...

Fix Windows Defender Rate Limit Errors After Update

If you see a rate limit error in Windows Defender after a recent update, it usually means the rea...

Chrome Browser Token Expired Not Refreshing: Practical Fixes

You're working in a web app and suddenly get a 'token expired' or 'session expired' message. Norm...