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

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 Activation 502 Bad Gateway Server Timeout

When activating Windows, you may encounter a '502 Bad Gateway – Server timeout' error. This typic...

Fix OBS Black Screen After Game Capture Setup

You set up a game capture source in OBS Studio, but the preview shows a black screen. The game ru...

How to Fix Microsoft Teams Blank Screen on Startup

You open Microsoft Teams, see the login screen, and then—nothing. A blank white or gray screen. T...

How to Clear Windows Update Cache in Windows 10

If Windows Update is stuck, failing with errors, or taking too long to check for updates, a corru...

Fix Microsoft Store After Changing Network

If you recently changed your network—switched Wi-Fi, moved to a new ISP, or updated router settin...