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

How to Fix Windows Activation Authentication Failed Error

When Windows reports 'activation authentication failed' during activation, it usually means the s...

How to Clear Microsoft Teams Update Cache: Step-by-Step

If Microsoft Teams fails to update, gets stuck on a loading screen, or shows persistent errors af...

Fix Windows Terminal Auto Start Not Working After Update

After a Windows update, you may find that Windows Terminal no longer launches automatically at si...

Jupyter Kernel Not Starting Python Environment: Fixes

You launch a Jupyter notebook, select your Python environment kernel, and the notebook stays stuc...

Fix 'git remote add origin repository not found' Error