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

How to Fix Windows Search High CPU Usage

If your PC fan is spinning up and Task Manager shows Windows Search (SearchIndexer.exe) using 30-...

Fix Microsoft Store High CPU Usage & Error 0x80073cf0

You open the Microsoft Store, and your CPU fan spins up. Task Manager shows Store using 30-50% CP...

Fix Outlook High Memory Usage and Permission Denied on PST

Outlook users sometimes encounter two related problems: high memory usage (often 1 GB or more) an...

Fix 'PowerShell Execution Policy Change Permission Denied' Error

When you try to change the PowerShell execution policy and get a 'permission denied' error, it us...

Fix Windows Update Proxy Errors After Network Change

If you recently switched networks—say, from a corporate VPN to a home Wi-Fi—and Windows Update no...

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" ...