Software comparisons, alternatives, and tool decision notes.

Fix Windows Security Token Expired Error 0x80070520

You see error 0x80070520 with the message 'The security token has expired.' This usually happens ...

Fix Windows Update Error 0x80072efd: Connection Refused

When Windows Update fails with error 0x80072efd and a message that the connection was refused, it...

Fixing 504 Gateway Timeout in Command Prompt

When you see a 504 Gateway Timeout error in command prompt, it usually means a server upstream di...

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...

Fix Command Prompt Crashing After Windows Update

After a recent Windows update, you might find that Command Prompt opens briefly and then closes i...

Fix Chrome Profile Stuck Loading – Reset Profile Settings

Why Chrome Profile Gets Stuck Loading

You open Chrome, but instead of your bookmarks and ...