Printer is important device which is used by every individuals, and companies. But sometimes users have the query related to why is my printer offline on Mac device. If you are also having the same then ensure that your printer is connected to the computer or network. If the printer is not properly connected to the computer or network then it won’t respond properly. If your printer is physically connected to the computer, ensure that your cables are securely plugged in. And if it is a wireless printer then you need to check the network connection status properly.