Click on "Printer: Offline" and the Printer menu will appear. Click on "Printer" in the menu bar and uncheck "Use Printer Offline." This action will change the printer from offline to online.
Right-click your printer name, and select See what's printing. Click Printer at the top left, and ensure Use printer offline in the drop-down menu is unchecked. It is unchecked in this case. Once you make the changes, click on Cancel all documents, and try reconnecting your printer.
When your printer displays the Offline status in the printer's control panel, you might not have connected the printer and computer to the network properly. That would cause the printer to go offline. Reboot the printer and computer. If it doesn't work, reinstall the driver.
In some cases if you have a printer "Idle" issue, you can unplug your printer's USB, put it back and restart your computer. If you have issues due to spooler, you could either reinstall the printer driver or you could run any good spooler service software.
Select System Preferences from the Apple Menu, then click the "Network" icon, then "Advanced," then "Apple Talk." Verify that AppleTalk is active. If another printer is active in the menu, try printing to it. When printing to a wireless printer, add the printer to your network by connecting temporarily via USB.
Click the Apple menu icon, and then click “System Preferences”. Click “Printers and Scanner” / “Print and Scan” or “Print and Fax”. Right-click the blank space in the Printers list, and then click “Reset printing system”. Wait until the printing system is reset and no devices show in the Printers list.
If your printer is showing an offline message, it means it's having a hard time communicating with your computer. There can be a number of reasons for this, from connectivity issues, to a fault with your printer.
Click Start and go to Settings - Devices - Printers & scanners. If you don't see your printer listed in the main window, click the Add a printer or scanner option and wait while Windows tries to detect your printer — make sure it's connected to your PC and switched on.
How to reset the printing system on your Mac
- Click on the Apple menu icon.
- Click on System Preferences.
- Click Printers & Scanners.
- Right or control-click in the list of devices on the left side of the window.
- Click on Reset printing system.
- Click Reset when prompted to confirm that you want to reset your entire printing system.
Find IP address of a network printer
- Start -> Printers and Faxes, or Start -> Control Panel -> Printers and Faxes.
- Right-click the printer name, and left-click Properties.
- Click the Ports tab, and widen the first column which displays IP address of the printers.
Mac troubleshooting: What to do when you can't print
- Check the Print dialog box. An exclamation mark in front of the printer's name warns of trouble.
- Check the Print Queue.
- Check the printer itself.
- Check for printer software updates.
- Delete and re-add the printer.
- Check the error log for clues.
- Reset Printing System.
"No AirPrint Printers Found" in Printer list. 'No AirPrint Printers Found' is a system message generated by the iOS AirPrint feature. It means you are trying to print a document from another applications using the Print button. Tap Open in and select Printer Pro to send the document to print.
Turn printing on or off for your phone
Open your phone's Settings app. Printing. If you don't see "Connection preferences," tap Printing. Tap a print service, like Cloud Print.Click File => Print. Select the color printer from the list of printers installed on the computer. Click on Presets: Default Settings. Select the name (e.g. Color Printing).
How to Uninstall and Reinstall your Mac Printer Driver
- From the Apple menu, select System Preferences.
- Click Print & Fax.
- Highlight any Epson printers and click the button to remove them from the Printers list, then click OK.
- Open the Hard Drive.
- Select Library > Printers.
- Select the folder labeled EPSON and drag it to the trash.
- Empty the trash.
- Restart the computer.
Check that the device you are printing from is connected to the same wireless network as the printer. The access point, or your wireless router, may have lost connection with the printer. Sometimes the printer driver on the computer is configured to a different port. Check the port settings.
Operative steps to reset canon printer
- Turn on your printer and go to the menu.
- Access the directional arrows to perform in the setup menu.
- Go to the Device settings and then press OK.
- Choose the Reset settings option and then press OK to start the process.
2) Click Hardware and Sound > Devices and Printers. 3) Find and right-click on your Canon printer under Printers catalog. Then choose See what's printing. 4) Click Printer to see if Use Printer Offline is unchecked.
Android
- Make sure your Android device is connected to the same wireless network that you want to connect your printer to.
- Go to 123.hp.com from a browser on your phone or tablet and install the HP Smart app.
- Turn on the printer.
- Prepare the printer for a wireless network connection.
Make sure that the printer is turned on. Press & hold the [Wi-Fi] button on the top of the printer until the alarm lamp flashes once. Make sure that the lamp next to this button starts to flash blue and then go to your access point and press the [WPS] button within 2 minutes.
Click the "Apple" menu and select "Restart" from the drop-down menu. Click "System Preferences" in the Dock and select "Print & Scan." Double-click your printer from the Printer list if a yellow light appears next to the printer's name. Click "Resume."
