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How to do data settings in each mobile phone models
True dtac customers can easily set data settings, select Network 4G/5G or enable VoLTE from your own mobile phone. Convenient and fast, just select the mobile phone brand below. Then follow the steps.

What should customer prepare before traveling abroad?
Get prepare for travelling abroad with these essential tips on activating roaming services via True I Service, giving you convenience throughout your trip

How to erase data from previous iPhone before switch to a new device
It's essential to erase your data from your old iPhone for security purposes. Be sure to back up your data before proceeding

How to check International Roaming Service via True App
How to check roaming charges and purchase additional packages via True App is easy and convenient in a few steps. You can check anytime, anywhere