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

How to Fix Chrome Browser Proxy Error (ERR_PROXY_CONNECTION_FAILED)

If Chrome shows "ERR_PROXY_CONNECTION_FAILED" or similar proxy error, it usually means the browse...

How to Fix Task Scheduler Not Running on Ubuntu

If you rely on scheduled tasks on Ubuntu—whether via cron, systemd timers, or anacron—and they su...

Fix 'Command Not Found' in Ubuntu WSL Terminal

When you open Windows Terminal and run a command in Ubuntu WSL but get 'command not found', it's ...

Fix Command Prompt Auto Start Not Working on Windows

You set Command Prompt to launch automatically on Windows startup, but it doesn't appear. This gu...

Fix Chrome Profile Version Mismatch by Creating a New Profile

You try to open Chrome and get an error like "Your profile cannot be loaded because it is from a ...

Java JDK Not Recognized After Installation: Fixes and Checks