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

How to Fix Remote Desktop Permission Denied Access

You try to connect to a remote PC via Remote Desktop (RDP) and get an error like "The connection ...

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...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix Windows Defender Cache Size Too Large

If you notice that Windows Defender's cache folder is eating up gigabytes of space, you're not al...

Fix Windows Activation Token Expired During Reinstall

If you're reinstalling Windows and see an activation error saying your token has expired, you're ...

GitLab Runner Stuck Pending: Fix Docker Executor Issues

You see a job stuck in "pending" status in GitLab CI/CD. The runner is registered and shows onlin...