As I Understand you want to connect your printer to the computer and need assistance with the same,
Don't worry as I'll be glad to help, however, to provide an accurate resolution, I need a few more details:
Are you attempting a wired or wireless connection? or a wired connection?
Did you check for steps using the HP articles that may help resolve your concern?
If you haven't, Click here to find a solution for yourself - includes information about both MacOS & Windows,
If you need assistance with setting up the AIO hardware: Click here
To enable all the features your printer supports and to set up network and computer connections, install the recommended HP print driver and software on your computer. You may also check for driver version updates that might include performance enhancements, bug fixes, and new printer features: CLICK HERE