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

Fixing Composer Memory Limit Errors with Large Dependencies

You run composer install or composer update and see something like:

Fix Chrome Profile SSL Certificate Error: Certificate Expired

You open Chrome and see a red warning: "Your connection is not private" or "NET::ERR_CERT_DATE_IN...

Firefox Not Responding: Clean Reinstall Guide

If Firefox freezes, crashes, or shows a "not responding" message repeatedly, a clean reinstall ca...

How to Fix an Outlook File Locked Due to Sync Issue

You try to open Outlook and see a message that your data file (.pst or .ost) is locked. Often thi...

Fix Windows Defender Proxy Error: Permission Denied