To install an **HP Photosmart printer**, the typical process involves downloading and installing the correct HP printer software or drivers, then connecting your printer to your computer or network.

Key steps include:

1. **Download the Latest HP Printer Software**:
Visit HP’s official site or the HP Smart app portal (e.g., 123.hp.com) to download the latest drivers and setup software for your specific Photosmart model[1][2].

2. **Use HP Smart App for Setup (Recommended)**:
HP Smart is available for Windows, macOS, iOS, and Android. It guides you through printer setup, connecting to Wi-Fi, and managing print jobs[2][4]. Install the app from 123.hp.com or your OS app store.

3. **Connect the Printer**:
– Turn on the printer by pressing the Power button.
– For initial setup, open the printer’s top cover to allow alignment cartridges to move to the center (specific to models like Photosmart 7350)[3].
– Connect via USB or Wi-Fi following the on-screen prompts in the installation software or app.

4. **Install Drivers and Software on Windows**:
– Download drivers via Windows Update or Device Manager for automatic driver installations[1].
– Run the downloaded installer, follow on-screen instructions to complete the setup, including connecting and testing the printer.

5. **Update Printer Firmware (Optional but Recommended)**:
Use HP software to check for firmware updates to ensure optimal printer performance and compatibility[1].

If you encounter errors downloading or installing HP Smart from the Microsoft Store, troubleshooting steps involve checking system logs or reinstalling the app[4].

For detailed model-specific instructions, such as the Photosmart 7350 setup, the printer manual PDF provides guidance on hardware startup steps like turning it on and cartridge installation[3].

In summary, start with downloading the HP Smart app or the full driver package from HP’s official websites, follow software prompts for connecting the printer (via USB or Wi-Fi), and update drivers and firmware as needed for smooth Photosmart printer installation and use[1][2][3].