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

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 PowerShell Slow Performance After Update

After a Windows update, some users notice that PowerShell starts slowly or runs commands with a d...

OneDrive Sync Error 404 Not Found: Causes and Fixes

You open OneDrive and see a '404 Not Found' error during sync. This usually means OneDrive can't ...

Fix 'Permission Denied' When Accessing Windows Folders

You try to open a folder on Windows, and you see 'You have been denied permission to access this ...

How to Fix Chrome DNS Error Code 105 (ERR_NAME_NOT_RESOLVED)

If you see "DNS error code 105" or "ERR_NAME_NOT_RESOLVED" in Chrome, it means the browser cannot...

Task Scheduler 404 Not Found: Troubleshooting Checklist

When you open Task Scheduler and see a '404 Not Found' error for a specific task, it usually mean...