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

Step-by-Step Guide to Fix Windows Update Connection Timeout

Windows Update often fails with a connection timeout error, especially on slow or unstable networ...

How to Fix Microsoft Teams 502 Bad Gateway on Windows 11

You open Microsoft Teams on Windows 11 and see a "502 Bad Gateway" error. This usually means Team...

Fix Windows Update Dependency Conflicts After Feature Update

After installing a Windows feature update, some users see errors like '0x800f0922' or '0x80246007...

Fix Windows Activation Update Error 0x80070003

You try to activate Windows or install an update, and get error 0x80070003. It often means Window...

Fix Putty Connection Refused on Port 22

You try to connect to a remote server with Putty on port 22, but you get 'Connection refused'. Th...

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" ...