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

Fix BitLocker Startup Key Prompt After Settings Reset

If you've recently reset your BIOS/UEFI settings, cleared the TPM, or updated firmware, you may s...

Fix Jupyter Notebook Token Not Working on Mac

You launch Jupyter Notebook on your Mac, see the token URL in the terminal, copy it into your bro...

Fix Task Scheduler Invalid Configuration Registry Error

You open Task Scheduler and see an error like “Task Scheduler: invalid configuration registry” or...

Fix 'Service Not Found' Error for Task Scheduler on Ubuntu

Fix Windows Security Error 0x80070643 on Ubuntu Dual Boot

If you see error code 0x80070643 when running Windows Security or Windows Update on a dual-boot s...

Fix Microsoft Teams 'Permission Denied' When Sharing Screen

When you try to share your screen in Microsoft Teams and get a 'permission denied' error, it usua...