1. Check compatibility
Before buying, check eSIM support for your exact device model, regional variant and carrier-lock status. Look for an eSIM setup option in settings and consult current manufacturer and provider instructions.
2. Have a stable connection ready
Have a stable internet connection ready, preferably Wi-Fi. The setup method may depend on the device and order: QR code, app, link or manual entry. Follow your package’s instructions and keep the QR code secure.
3. Check activation timing
Validity does not always start on first connection during a trip: some packages may start on installation, while certain profiles require manual activation. Check the seller’s rule before setup and choose the right time.
4. Choose the data line
At your destination, select the travel eSIM for mobile data. Configure roaming on that line according to the provider’s instructions. Review your home line and automatic data switching settings to avoid unintended home-line roaming.
Official sources
Pages checked: 2026-10-09 · Check current terms before buying.