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

Fix Chrome High CPU Usage on Linux: Practical Steps

If you notice your Linux system slowing down, fans spinning up, or battery draining faster, Chrom...

Fix kubectl apply Forbidden on GKE

Fix Windows Defender 504 Gateway Timeout Error

You open Windows Security and see a '504 Gateway Timeout' error. This usually means Windows Defen...

Fix Windows Update Auto Start Not Working After Update

After a recent Windows update, you might notice that Windows Update no longer starts automaticall...

Fix PowerShell Blank Screen After Windows 10 Update

After a Windows 10 update, you might open PowerShell and see nothing but a blank window—no prompt...

Fix Windows Defender Service Permission Denied Error

You try to start Windows Defender or change its settings and get an error like 'Service permissio...