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

Fix Windows 10 Update Stuck at 100%

You've waited through a Windows 10 update, only to see it stuck at 100% for an hour (or more). Th...

Fix Redis Connection Refused in Sentinel Mode

When Redis Sentinel is configured, you might see "connection refused" errors even though your app...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...

Fix Windows Defender Command Not Found After Update

After a recent Windows update, you may see an error like 'windows defender' is not recogniz...