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Travel & Roaming

Updated 2026-10-07 · Applies to iOS 17 and later

This section covers Settings to change before you fly: eSIM, the roaming switches that quietly cost money, and what to turn off on the way home. One article so far.

Before You Fly: iPhone Settings That Prevent a Roaming Bill

Data roaming is only one of three switches. Voice and SMS bill separately, so a phone with data roaming off can still cost money. Use a travel eSIM for data.

Updated 2026-10-08

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