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

Fix Windows Update 502 Bad Gateway Due to DNS Configuration

If you see a '502 Bad Gateway' error when running Windows Update, the problem is often on the net...

Fix Microsoft Teams Backup Error 0x80070057

When backing up Microsoft Teams data, error 0x80070057 often appears as 'The parameter is incorre...

Fix Cloudflare 525 Error After SSL Certificate Update

After updating an SSL certificate on your origin server, you may see a Cloudflare 525 error: SSL ...

How to Fix Windows Defender 504 Timeout Error

You open Windows Security or try to run a scan, and instead see a 504 timeout error. This typical...

How to Fix Windows Security Network Error: Step-by-Step Guide

You try to open Windows Security (Windows Defender) and see a network error like “Something went ...

Windows Update High CPU Usage Troubleshooting Checklist