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

Fix High CPU Usage in PowerShell After Update

After a recent Windows update, you might notice that PowerShell (or PowerShell ISE) is consuming ...

How to Fix Remote Desktop Not Connecting

You try to connect to a remote PC via Remote Desktop (RDP) and get an error, or the connection ju...

How to Fix WinRAR Checksum Error in Downloaded Files

You downloaded a file, but when you try to extract it with WinRAR, you get a checksum error. This...

How to Fix 'npm command not found' on Mac

Fix Windows Activation Login Loop Error 0x8007000d

You sign in to Windows, but instead of your desktop you get an activation prompt, and after enter...

How to Fix Windows Defender Not Opening

If Windows Defender won’t open—whether it crashes, shows a blank window, or does nothing when you...