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

Fix 502 Bad Gateway in Remote Desktop Connection

When you see a 502 Bad Gateway error while trying to connect via Remote Desktop,...

Fix Chrome High CPU Usage on Mac: Practical Steps

If your Mac's fans spin up and battery drains fast while Chrome is open, high CPU usage is likely...

Fix Windows Activation Error 0xc004f074 on Server 2019

You see error 0xc004f074 when activating Windows Server 2019. This usually means the server can't...

Fix Windows Activation Update Error 0x80070643

If you see error 0x80070643 during a Windows activation update, the update process has been inter...

Fix Windows Search Settings Not Saving

You change a Windows Search setting—like indexing options or excluded folders—but it reverts afte...

How to Fix 504 Gateway Timeout in CMD Proxy Setup