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

Fix Windows Security Authentication Error 0x80070035

Fix Chrome Port Already Allocated Error (ERR_UNSAFE_PORT)

When Chrome displays an error like ERR_UNSAFE_PORT or a message that a port is alrea...

Fix Outlook Blank Screen by Running in Safe Mode

If Outlook opens to a blank white or gray screen with no interface elements, the program may be s...

Windows Defender High CPU Usage After Malwarebytes Installation

After installing Malwarebytes, some users notice Windows Defender Antivirus Service consuming hig...

Fix Remote Desktop Certificate Error 0x80090322

When connecting to a remote desktop, you might see error 0x80090322. This usually appears as a me...

How to Fix 'File Locked by System Process' in PowerShell

When you try to delete, rename, or modify a file in PowerShell and get an error like Access...