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

Fix Chrome High Memory Usage & Permission Denied When Clearing Cache

You're trying to clear Chrome's cache to free up memory, but you see a "permission denied" error—...

Fix Microsoft Teams Stuck on Loading Due to Network Firewall

You launch Microsoft Teams, but it gets stuck on the loading screen with no error message. One co...

How to Change OneDrive Sync Folder Location on Setup

When you first set up OneDrive, it creates a default sync folder inside your user profile. If you...

Fix Windows Update 502 Bad Gateway Connection Issue

When Windows Update fails with a "502 Bad Gateway" error, it usually means the update server can'...

Windows Update 404 Not Found: Practical Checklist

When Windows Update gives you a 404 Not Found error, it usually means the update files are missin...

Fix Windows Defender Module Not Found Error 0x80070643