To connect your **HP Envy Photo 7155** printer to Wi-Fi, follow these steps:
1. Make sure your Wi-Fi network is turned on and available.
2. Turn on the printer.
3. On the printer’s touchscreen display, scroll down the main bar and tap the **Settings** icon (usually on the top left).
4. Select **Network Setup**.
5. Tap **Wireless Settings**.
6. Choose **Wireless Setup Wizard**. The printer will search for available Wi-Fi networks.
7. Find and select your Wi-Fi network name (SSID) from the list.
8. Enter your Wi-Fi password on the touchscreen when prompted, then confirm by tapping **Done** and **OK**.
9. The printer will connect to the network. A steady blue light or confirmation message usually indicates the connection is successful.
10. On your smartphone or computer, connect to the same Wi-Fi network.
11. Download and open the **HP Smart app** (available on Android and iOS).
12. In the app, add the printer by tapping the **+** icon; your HP Envy 7155 should appear. Select it to complete setup for wireless printing and scanning.
This method works for both Android and iPhone devices as well as computers, allowing wireless use of the printer[1][2][3][5]. Alternative connection methods include **Wi-Fi Direct** or **WPS** if supported[3].
These steps come from detailed video tutorials specifically demonstrating the HP Envy 7155 Wi-Fi setup process with clear instructions on using the touchscreen and the HP Smart app for full wireless functionality[1][2][3][5].