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

Fix Windows Security High CPU Usage on Windows 10

If your Windows 10 PC is running slow and Task Manager shows Windows Security (or Antimalware Ser...

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" ...

How to Fix Outlook Proxy Connection Issues

When Outlook fails to connect and displays proxy-related errors, the issue is often not with the ...

Fix 'Permission Denied' When Running Windows Update Offline Installer

When you try to run a Windows Update offline installer (typically an .msu file) and get a 'permis...

How to Fix High Memory Usage by Command Prompt (cmd.exe)

You open Task Manager and see that Command Prompt (cmd.exe) is using 500 MB or more of RAM. That'...

Fix Windows Terminal SSL Error 0x80072f8f

When you see error code 0x80072f8f in Windows Terminal, it usually means the system can't verify ...