To install the **HP Deskjet Ink Advantage 3545** printer, follow these key steps:

1. **Unbox and prepare the printer**:
– Remove all protective tapes and packaging materials from the printer.
– Connect the power cable and turn on the printer.
– Install the ink cartridges as prompted.
– Load plain paper into the input tray.
– Print a calibration or test page if prompted, ensuring the printer is ready for use[2].

2. **Install the printer software**:
– Insert the installation CD that came with the printer and run the setup program. If you don’t have the CD, download the latest drivers and software from HP’s official support website for your model: HP Deskjet Ink Advantage 3545 e-All-in-One Printer[5].
– Follow on-screen instructions to complete the software installation on your computer.

3. **Wireless Network Setup** (if you want to connect the printer via Wi-Fi):
– Ensure the printer and your PC are connected to the *same wireless network*.
– On the printer, press the Wireless button to activate wireless setup mode.
– Use the printer’s control panel Wi-Fi setup wizard to select your network and enter the Wi-Fi password (network security key)[1][4].
– Complete the wireless setup by configuring the PC to recognize the printer on the network, allowing wireless printing.

4. **Final Testing**:
– Once the installation and wireless setup are complete, print a test page from your computer to confirm the printer is communicating properly[1][4].

For detailed guidance, you can watch the video tutorials on wireless setup and unboxing/setup of this printer model as found in the search results, which provide visual step-by-step instructions[1][2][4].

If you encounter any issues such as paper jams or cartridge problems, refer to the HP Deskjet Ink Advantage 3545 user manual and troubleshooting tips[3].