Restart

If you’re still wondering why your HP printer is showing as offline, read on. Then restart your printer and computer, which is the simplest of the instructions but usually the most effective.Execute the HP Print & Scan Doctor

• Error-finding software like HP Print and Scan Doctor can help you find and fix hp printer offline issues . Using the following link, you can download a special version of the software that is designed to fix issues with offline use.
• Then, click on the HPPSdr.exe file and allow it to run by clicking on it in the download location. As a caveat, you may require administrator privileges to do this
• To trust the file source if you’re prompted, select Yes because it’s directly from the HP tech support team
• When you’re ready, click Start and select your printer
• Otherwise, restart your printer and click Retry in the Print and Scan Doctor application to see if your printer is included or not.
• The application will detect any potential connection problems. Follow the prompts and select Yes when prompted to enable printer updates.

Follow the prompts and select Yes when prompted to make this printer the default printer.

For Windows 10 users, configure the default printer

• Open Devices using the search box or by asking Cortana.
• Printers and scanners
• Make sure to boxbesides to “set as default printer” is not checked.
• If necessary, click the box to deselect it.
• the below menu, Select from your printer.
• If your printer is listed more than once, choose the version that shows an idle or online status.
• Select Manage.
• Set as default by clicking the button.

For Windows 8 

If there are multiple versions, select the one that is not greyed out.Right-click and select “set as default printer.” Now try printing again.If your device is still offline, continue to the next section.

Confirm the status of your printer port and Windows services.

• The next step in resolving hp printer offline issues is to determine whether or not your printer has a WSD port.
• To find out, search for Control Panel in Windows or ask Cortana for it, and then click “View devices and printers.”
• After that, right-click your printer and choose Printer Properties.
• Check the Ports tab to see if your printer has a WSD port.

If it does, proceed as follows (but skip this section if it does not)

• Services can be found by searching Windows or by asking Cortana.
• look through the list for Function Discovery Resource Publication and Function Discovery Provider Host
• Examine the Start-up type and Status columns.
• Proceed to the next step if they are running and the start-up type is automatic.
• If they appear empty with a manual start up type, right-click the name and choose Properties.
• Set the start-up mode to automatic.
• Then, under the service status, click Start, and then OK.
• Return to the Device and Printers window and press the F5 key.
• Check the status of your printer by clicking on its name.

Examine the network

• The most common cause of the “HP printer is offline” pop-up message is that the printer is not properly connected to the network.
• Check the USB connection between the printer and the computer, as well as the printer’s power cord, to accomplish this.
• If you’re using a wireless printer, make sure it’s connected to the same Wi-Fi network as your computer.
• Also, ensure that the printer’s USB cord and power cord are both operational. If even one of them has a loose end or is not functioning properly, the printer will continue to display the message “HP printer is offline.”