6 min read

How to Use an eSIM Abroad

An eSIM lets you get mobile data in a new country without buying a local SIM card. Here is the complete process — from buying a plan to staying connected the moment you land.

Before you leave — buy and install

When you land — activate the eSIM

Keep your home number active

Leave your physical SIM active alongside the eSIM. Your home SIM will still receive calls and texts at no extra cost — it just won't be your data line while abroad. This is the main reason travelers prefer eSIM over buying a local SIM card: you never miss a call from home.

Manage data while traveling

At the end of your trip

You do not need to do anything when you return home. Your home SIM resumes normal service automatically. The eSIM profile stays on your phone — for some destinations it can be reactivated for a future trip without a new QR code. Check the LTE.app dashboard for reactivation options.

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How to Use an eSIM Abroad — Complete Travel Guide (2026) — LTE.app