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

Fix Windows Security High Memory Usage

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

Fix Windows Security Connection Refused Error After Network Reset

After performing a network reset, you may see a 'connection refused' error when opening Windows S...

Fix Chrome DNS Error Using chrome://net-internals

If you see a DNS error in Chrome—like "ERR_NAME_NOT_RESOLVED" or "DNS_PROBE_FINISHED_NXDOMAIN"—th...

Fix Chrome Profile Permission Denied After Update

After a Chrome update, you might see a "permission denied" error when trying to access your profi...

Fix 'ffmpeg command not found' in PHP exec()