Step 1: On 123.hp.com/ojpro6900 you can easily find the full feature printer driver.
Step 2: Select your hp printer Type/Name/Identity
Step 3: Now select your operating system carefully
Step 4: Check the details and description of the hp printer driver carefully. (The printer driver should support your OS version)
Step 5: Select ‘Windows’ where it asks you to select the operating system.
Step 6: Select ‘Windows XP’ 32-bit or 64-bit according to the version of operating system
Step 7: Now select ‘Change/Ok’
Step 8: You will be prompted to new window showing Driver and Firmware.
Step 9: Now select the Driver option
Step 10: Download the 123 hp Officejet Pro 6900 driver file
Step 11: Now select the location of the file that has been already stored
Step 12: Double click on the .exe (extension) file in your download folder
Step 13: Click on the file and it will start the installation process.