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

Windows Defender Service Not Working in Windows 11: Fixes

If Windows Defender won't start or shows a service error in Windows 11, your system may be unprot...

How to Fix Windows Security Not Opening

You click the Windows Security icon in the taskbar or open it from Settings, but nothing happens—...

Fix 'Module Not Found' in Python Virtual Environments

Fix Task Scheduler Permission Denied Error ID 101

When a scheduled task fails with event ID 101 and a 'permission denied' message, it usually means...

Fix BitLocker Update Error Permission Denied

You try to update Windows, and BitLocker throws a 'permission denied' error. This often happens a...

Fix Task Scheduler Proxy Sync Not Working

When Task Scheduler fails to sync tasks through a proxy, scheduled jobs may not run or update as ...