Getting started with your AIS SIM2fly eSIM:

» QR Setup

The device needs a data connection to download the SIM Profile the first time. Watch!

» ⚠️ Important

QR code can be added only once.  Remove only if you’re done with the SIM. New: (iOS 16 Quick Transfer)

» ⚠️ Timing

Scan and install the eSIM on the day of your trip. Installing before can start the data plan early.

» Slow speeds

Try restarting if you are not getting full speeds. Try these steps.

» ⚠️ Errors

See our FAQ. Can’t add errorPlan Change error.

» Important Codes


Free USSD code

Check number


Check balance & expiration


Check data plans balance


Check Thai plans


Check 5G support


Change to English 🇬🇧



» Add on packages

List of additional data plans.   Add more data after the first plan. 

» 📲 Recharge

Add credit in the app or at

» 📆 Expiry

Add within 90 days of purchase. Use data within 60 days of installing.  Check your expiry date: *121#📞  ( Buy more validity!)

» 🇹🇭 eSIM2Fly Product Details

You have purchased the eSIM version of the international variant of the AIS SIM2Fly product.  The international variant uses the intl package code and gives access to full data allowance for Thailand 👍.  Get the myAIS App for iOS or AndroidTerms of service governing your SIM card usage. 

Help Others and Learn More

» 📝 eSIM Review

Leave a website review for Asian eSIM or Global eSIMLeave a Facebook Review.

» 🙋‍♀️ eSIM Community

Learn and share your experience at: /r/esims  Facebook Travel Data Group

Customer Support

» eSIM Shop 

Check the FAQ. Contact us for order issues, refunds or set up questions.  Use this email or contact via Chat.

» AIS Telecom 

Contact for issues related to connectivity, plan changing or account issues. AIS has 24/7 multilingual support via +662-271-9000, Line Messenger and email.

Updated Sep, 2022

Save these USSD codes:
Dial: *119*2#📞 to set the language to English. Dial: *111*6#📞 to check your remaining data. Dial: *545#📞 to see your phone number, needed to add more credit.

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