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

Windows Security Firewall Configuration Checklist

If you've ever enabled the Windows Firewall and suddenly lost access to a shared printer or could...

How to Enable Microsoft Teams Auto-Start in Settings

If you expect Teams to launch automatically when you log into Windows but it doesn’t, the auto-st...

Fix OneDrive Sync DNS Errors After Network Change

After changing networks—switching from home to office Wi-Fi, using a VPN, or reconfiguring your r...

Fix High CPU Usage by Antivirus Scanning PowerShell

If you notice that PowerShell (powershell.exe or pwsh.exe) is using high CPU, and you have an ant...

Fix KMS Activation Error: Port 1688 Already in Use

Fix OneDrive 404 Not Found & File Access Denied Errors

You try to open a file in OneDrive and see a 404 Not Found message, or you get an Access Denied e...