Major steps to follow to setup HP Printer On Windows Via 123 hp com setup:

Switch on the printer.
Go to the control panel of the printer and select the Wireless option.
Go to the Settings option and open the Wireless Settings menu.
Select the Wireless Setup Wizard option.
Follow on-screen instructions to connect the printer to a wireless network.
Visit the HP official site 123.hp.com/setup.
Go to the Printer section, enter the model number of your printer, and click on the Submit button.
Click on Choose a different OS, select Windows as Operating system, and select the Version of Windows according to the configuration of your computer.
Click on the Update button.
Now, download the recommended driver package.
Locate the downloaded file.
Double-click on the downloaded driver file to install it on the computer.
If prompted, click on the Run button.
Follow on-screen instructions on the computer to properly accomplish the installation process.