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

PowerShell High Memory Usage Not Dropping: Fixes That Work

You run a PowerShell script, memory usage climbs to several hundred MB or even GB, and after the ...

Fix Nginx 404 on All Pages Except Index

If your Nginx server loads the index page but returns 404 on all other pages, the issue is almost...

Chrome Extension Setup Checklist for Beginners

You've decided to try a Chrome extension. Maybe you want to block ads, save passwords, or manage ...

Fix Command Prompt pip Install Permission Denied Error

Fix Windows Defender Proxy Error Not Working

You launch Windows Defender Security Center or try to run a scan, and you see a proxy error—somet...

Step-by-Step: Set Up PowerShell for Office 365 Migration

When preparing an Office 365 migration, PowerShell is often the fastest way to manage mailboxes, ...