Wi-Fi Assist helps when you experience a internet connection because of poor signal strengths. If you are watching an online video or on a video call, then it is helpful because it maintains streaming by automatically switching between mobile data and Wi-Fi connection.
But if you are paying higher charges for your mobile data, then you shouldn’t gamble with this feature as it could also use mobile data in case Wi-Fi signal is poor. This could lead to some hefty surprises on your mobile bill. Therefore it is best that you disable this feature on your iPhone. Here is how you can do it.
- Launch Settings from the home screen of your iPhone.
- Tap on Cellular or Mobile data depending on the version of iOS running on your device.
- Scroll to the bottom of the screen.
- You will find Wi-Fi Assist toggle this switch to off.
Refer to the given screen shots.
That is all, you have successfully turned Wi-Fi Assist off. Now no more fat mobile bills. If you have connected your device over Wi-Fi, then it will not switch to Mobile data to continue streaming and cause mayhem.