Are you looking to fix the Brother Printer offline on how to turn online on your Windows 10 computer? the steps to fix the offline issue on your printer approach the steps:https://fixprinteroffline.us/brother-printer-offline/
There are some methods that you can try to solve your Brother printer offline problem:
Verify the Brother Printer turned ON and there are no errors on the screen.
Make sure the Brother printer connected to the computer properly.
Make sure your Brother Printer set as the default printer in Windows 10 settings.
Delete all print jobs from the printer properties option.
If you see a copy of your Brother printer’s icon (example:- Brother XXX-XXXX (Copy 1)) then delete that device from the computer.