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

Fix Windows Terminal Proxy Authentication Failed

When Windows Terminal fails to connect through a corporate or personal proxy, you may see errors ...

Fix Command Prompt High CPU Usage Caused by Windows Update

You open Task Manager and see Command Prompt (cmd.exe) using a lot of CPU – sometimes 30% or more...

Jupyter Kernel Dead: Common Causes and Fixes

You're working in a Jupyter notebook, and suddenly the kernel dies. The notebook becomes unrespon...

Fix Microsoft Store Blank Screen on Windows 10

You open the Microsoft Store on Windows 10 and see nothing but a blank white or gray screen. The ...

Fix Windows Defender Sync Issues with Microsoft 365

When Windows Defender fails to sync with Microsoft 365, you might see alerts like "Can't connect ...

Fix Chrome Error STATUS_ACCESS_VIOLATION