I changed the user at dcac app using template from Passport itself. There is also a control number on whom the sim is registered. If you do it from abroad, roaming must be activated
Correct. Only if you save the money over the year at a favorable rate in a bath account, be it Wise or th account, will you definitely be cheaper as the fees are .
It is better to transfer the money to the Wise bath account at a good rate beforehand. And then, if necessary, hand it over in Thailand without any loss in exchange rate.