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Turn Wi-Fi Assist on your Apple iPhone 17 iOS 26 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.
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*Annual Price Increase: During your minimum period, the monthly cost will increase each year on 1 April by £1.80 for Pay monthly plans with Airtime/Data, and £3 for Home Broadband plans. This doesn't affect Device Plans. More information: vodafone.co.uk/pricechanges
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