HP Printer Offline Error on Windows 10 or Mac
Fix:  Download HP Print and Scan Doctor to resolve Printer Always Offline issues.
You must obtain the appropriate version of HP Print and Scan Doctor Software. It was created specifically to assist users in resolving the HP Printer Offline Error on Windows 10 or Mac.
- To begin, obtain the HP Print and Scan Doctor Software.
- Following that, you must run HPPSdr.exe from the downloaded location on your system
- When the HP Print and Scan Doctor window appears, click Start and then select your wireless printer.
- If the system does not recognise your printer, turn it off and on again, then click Retry.
- If you discover that your device is not properly connected, follow the instructions provided by the HP Print and Scan Doctor Software.
- When a message pops up instructing you to allow printer updates, click Yes.
- Whenever a message pops up instructing you to set your printer as the default, click Yes.
At last, attempt to print a document. If it appears to be offline, proceed to the next method to resolve it.
Fix:  To fix the Offline Error Message, restart your HP Wireless Printer and Router.
If your system can’t locate the Wi-Fi adapter through a Wi-Fi connection. After that, you must restart your computer, printer, and router. After that, you’ll need to establish a new link between them.
- Switch off your wireless printer first, and then wait at least 20 seconds.
- After that, you’re supposed to unplug the power cable from the back end.
- Turn off the system you were trying to print documents from now on.
- Then, connect the power cable to the printer’s backside. Turn it on now.
- Now, disconnect the wireless router’s power cable and wait 20 seconds.
- Connect the power cord to the wireless router next.
- Last but not least, turn on your system.
- Your system, printer, and network are all ready to connect to the internet. So, let’s move on to the next method.
Also, read this amazing blog on How to Fix 0x0 0x0 Error Permanently in Windows?
 Connect the Wireless Printer to the Network (Touchscreen Control Panel)
Using the HP wireless setup wizard for the touchscreen control panel, connect your HP wireless printer to your network. If your router supports it, you can also connect the device using WPS or HP smart software.
- To begin, press the wireless icon on your printer’s control panel.
- Then, select the setup icon.
- Touch the Restore Network Defaults or Restore Network Settings option, then select yes to confirm your choice.
- After that, you should press the back arrow button, then Wireless Settings, and finally Wireless Setup Wizard.
- Your printer will now look for available wireless networks.
- Select your wireless network by clicking on its name.
- If the printer is unable to detect or locate your wireless network, select Enter New Network Name.
- At last, click done after entering your network’s security password (WEP or WPA Key).
- The blue wireless light will stop blinking and remain ON if your printer is connected.
Check the Cable Connections: 
To avoid an HP printer offline error, make sure the printer device and system are connected correctly. As a result, to avoid being offline on Windows 10, follow the steps for connectivity.
- Ascertain that the printer and the system have proper network connectivity.
- In addition, double-check that all USB connections are secure.
- If you’re using a wireless printer, double-check that the internet and router are working properly.
- To troubleshoot the HP wireless printer offline message on Windows 10, use the next solution.
Fix:  On Windows 10, manually set your printer as default.
Check that your HP printer is set as the default property on Windows 10 to avoid the printer going offline.
- Search for Devices first, then select Printers and Scanners from the list of results.
- Uncheck the box next to Let Windows manage my default printer if it is checked.
- From the list of printers, find your printer’s name and click the Manage button.
- Select the Manage Button.
- If there are multiple devices with the same name, you must select the printer with the idle or online status.
- Next, select Set as default from the Manage Your Wireless Printer Device menu, select Set as default.
Try printing any document once more. If the printer is still showing as offline, proceed to the next step.
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