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

Fix PuTTY Network Error: Connection Refused on Ubuntu

When you try to connect to an Ubuntu machine using PuTTY and see "Network error: Connection refus...

Docker Container Restarting Due to Health Check: Causes and Fixes

Clear Remote Desktop Cache on Multiple Computers

If you manage multiple Windows computers and users report Remote Desktop connection issues like a...

Task Scheduler Dependency Conflict Setup Guide

You set up a scheduled task, but it fails to start or runs erratically. Often the cause is a depe...

Fix Windows Defender Malware Protection History Not Showing

You open Windows Security to review past malware detections, but the protection history section i...

Fix GitHub Actions Cron Schedule Not Running

You set up a scheduled workflow with on: schedule in your GitHub Actions YAML, but t...