How do i install my printer on this iPad

AirPrint is Apple’s driverless printing protocol. There is nothing to install on your iOS/iPadOS devices.

You simply need an AirPrint compatible printer - which your join to your WiFi network. Once joined to your WiFi network, your Apple devices will detect the printer.

Connect an AirPrint printer to a Wi-Fi network - Apple Support

Use AirPrint to print from your iPhone, iPad, or iPod touch - Apple Support

You don’t install any print drivers on an iPad for an AirPrint printer. Once you set the printer up, your iPad should see the printer.

Connect an AirPrint printer to a Wi-Fi network - Apple Support

Use AirPrint to print from your iPhone, iPad, or iPod touch - Apple Support