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

Fix Invalid Windows Activation After Upgrade

After upgrading Windows—whether from an older version or a feature update—you might see an error ...

Fix Microsoft Teams Crashing When Sharing Screen

You're in a meeting, you click 'Share screen,' and Teams freezes or closes entirely. This is a kn...

Fix npm ERESOLVE EPERM Permission Denied Error

You run npm install and get an ERESOLVE EPERM error. The message sa...

Fix Windows Defender Proxy Error: Permission Denied