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

How to Fix Windows Security DNS Error

You open Windows Security and see a message like 'DNS server not responding' or 'Your device is m...

Fix Outlook 502 Bad Gateway Error from Antivirus Interference

When you see a 502 Bad Gateway error in Outlook, it usually means a network comp...

How to Fix Windows Search Indexing Options Not Saving

If you've changed your indexing options in Windows Search but the settings don't stick, you're no...

Microsoft Store Not Opening on Windows 10? Quick Fix Steps

If Microsoft Store won’t open on your Windows 10 PC – clicking the icon does nothing, or it flash...

Fix SSH Permission Denied (publickey) on Raspberry Pi