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

How to Fix Windows Security High Memory Usage

You open Task Manager and see Windows Security (or Antimalware Service Executable) using 500 MB o...

Fix Windows Update Error 0x80070643 Installation Failed

You see error 0x80070643 when trying to install a Windows update, and the setup fails partway thr...

Fix OneDrive Sync Not Working After Windows Update

After a Windows update, OneDrive may stop syncing files or show errors like "OneDrive is syncing"...

Outlook Network Error Troubleshooting Guide

When Outlook shows a network error, it usually means it can't reach the mail server. This can hap...

Resolving npm Dependency Conflicts After an Update

Fix Chrome SSL Certificate Errors Caused by Profile Corruption

If Chrome suddenly shows SSL certificate errors on sites you normally trust—like “NET::ERR_CERT_A...