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

How to Clear PowerShell Cache Completely

PowerShell caches data to speed up module loading, command discovery, and history lookup. However...

Fix Outlook 504 Gateway Timeout: Check Internet Connection

If you see a 504 Gateway Timeout error in Outlook, it usually means the server didn't respond in ...

How to Fix '404 Not Found' File Path Errors in CMD

Windows Terminal Proxy Settings Not Saving: Practical Fixes

You set a proxy in Windows Terminal's settings.json file, but after closing and reopening the app...

How to Reset Chrome Proxy Settings

If Chrome suddenly can't load pages or you see "ERR_PROXY_CONNECTION_FAILED", the browser's proxy...