Quote:
Originally Posted by GSM_student
Sorry, could I know what meand USSD code? What I can do with it? Thanks
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That's simple. This code "wraps" the number you want to dial and triggers the callback (in case when the phone's software can't do that).
E.g. if you want to call +1 234 456 7890
dial
*125*1*12344567890#
instead of
+12344567890
Tha's all.