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

Fix Windows Security Proxy Error: Permission Denied

When Windows Security displays a "proxy error: permission denied" message, it usually means the s...

How to Fix Chrome Profile Rate Limit Error

You open Chrome and see a message like “Profile rate limit exceeded” or “Sign in error: rate limi...

Fix Windows Defender Sync Issues with Microsoft Account

If you've signed into Windows with your Microsoft account and notice that Defender settings—like ...

Outlook 404 Not Found on Shared Mailbox: Fixes & Checks

You try to open a shared mailbox in Outlook and see a 404 Not Found error. This usually means Out...

Outlook Authentication Failed: Checklist to Verify Credentials