Close the tool. Power cycle the printer. The error lights should disappear, and the printer should function again.
: If you just need to clear minor glitches or network settings, you can often do this via the printer's control panel: Navigate to Restore Default Settings
He hesitated. Downloading cracked software was a risk. His antivirus software whimpered in the notification tray. He disabled it. He downloaded the file. The progress bar crept across the screen: 15%... 40%... 99%...