There could be several reasons why your HP printer is showing as offline on your Windows 10 device. Some common causes include:

• The printer is not turned on or not connected to the same network as your computer.
• The printer driver is outdated or not installed correctly.
• There is a problem with the communication between your computer and the printer.
• The printer queue is stuck or there is a print job that is stuck in the queue.

To troubleshoot the problems, you can try the following:

1. Make sure that the hp printer is turned on and connected to the same network as your computer.
2. Check the printer driver and make sure it is up to date and installed correctly.
3. Restart your computer and the printer to clear any communication issues.
4. Clear the printer queue by canceling any stuck print jobs.

If the issue persists after trying these steps, you may need to contact our customer support for further assistance.