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

Fix Windows Defender Proxy Error Not Working

You launch Windows Defender Security Center or try to run a scan, and you see a proxy error—somet...

Task Scheduler Auto Start Not Working with Logon Trigger

You set up a Task Scheduler task to run automatically when any user logs on, but it doesn't start...

Fixing Windows Security 502 Bad Gateway Errors

If you see a 502 Bad Gateway error in Windows Security (or the Windows Defender portal), it usual...

Fix DNS Server Not Responding in Windows Search

When you search for network printers, shared folders, or other devices from the Windows Search ba...

Fix Remote Desktop 0x104 Rate Limit Error

When you see error code 0x104 while trying to connect to a remote desktop, it usually means the s...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...