![Apple iPhone 14](http://wmstatic.global.ssl.fastly.net/ml/7250923-f-8f77d059-9912-4137-b689-ec895ee2491d.png?width=150&height=320)
Apple iPhone 14
iOS 17
Turn Wi-Fi Assist on or off
You can set your phone to use mobile data automatically when the connection to the Wi-Fi network is weak. To turn Wi-Fi Assist on or off, you need to turn on mobile data.
1. 1. Find "Mobile Service"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7250923-f-9c704824-a22a-42ff-9745-1265194aec5d.png?width=210&height=458)
Press Mobile Service.
![](http://wmstatic.global.ssl.fastly.net/ml/7250923-f-64dd2033-dfd1-4082-a946-35f4ec534af9.png?width=210&height=458)
2. 2. Turn Wi-Fi Assist on or off
Press the indicator next to "Wi-Fi Assist" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7250923-f-20075a5f-aa58-4fc4-a3d9-7be70cab8cff.png?width=210&height=458)
3. 3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7250923-f-20075a5f-aa58-4fc4-a3d9-7be70cab8cff.png?width=210&height=458)