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

Fix Microsoft Store Error 0x80070005: File Locked

When you see error code 0x80070005 while trying to install or update an app from the Microsoft St...

Microsoft Teams Backup Configuration Checklist

Teams backup isn't a single button. You need to configure multiple pieces—retention policies, eDi...

Fix Windows Update Connection Refused After Network Reset

After resetting your network settings in Windows, you may see a "Connection refused" error when t...

Windows Terminal DNS Configuration for VPN: Fix Split Tunneling Issues

When you connect to a VPN, Windows Terminal may fail to resolve internal hostnames or corporate r...

Fix KMS Activation Error: Port 1688 Already in Use

Fix 'Command Prompt Not Found' Error After Windows Update

After a Windows update, you might see a '404 not found' error when trying to open Command Prompt,...