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

How to Fix Windows Security Certificate Error Not Trusted

You're browsing or running an app and Windows throws a security warning: the certificate is not t...

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 Microsoft Teams Token Expired Authentication Failed Error

You're signed into Microsoft Teams and suddenly get a message saying your token has expired or au...

Task Scheduler Proxy Error: Fix Permission Denied Issues

You scheduled a task to run a script that needs network access through a proxy, but it fails with...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Remote Desktop Blank Screen Due to Display Driver Issues

When you connect to a remote computer via Remote Desktop and see only a blank screen (black or gr...