· First thing first, press and hold the power button to turn off the printer and turn it back on after a few
minutes.
· In case, the error is still displayed, check the drivers from your PC whether they need an update.
· Apply the printer troubleshooter to detect any technical glitch in the printer or PC and troubleshoot them.
This is how you can fix printer offline error with the above quick technical resolutions. If any help is needed regarding others
such as the error 5660, you can read our guidelines provided for HP Envy 5660 Offline Issue or contact our team directly.