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

Fix Windows 10 Product Key Not Working After Hardware Change

You replaced a major component—often the motherboard—and now Windows 10 says your product key isn...

Set Proxy in PowerShell for Script Execution

If your PowerShell scripts fail with connection errors when downloading modules or making web req...

Fix Windows Update Pending File Rename Locked Error

You've seen the error: Windows Update gets stuck on 'pending file rename' or 'locked' status, oft...

Fix Microsoft Teams Modern Authentication Failure

When Microsoft Teams shows 'We couldn't sign you in' or 'unable to authenticate with modern authe...

Fix OneDrive 'Command Not Found' Error on Linux and macOS