Please contact us for special version ipk and special trial code.
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Possibly the problem is apk too old, do please install the latest apk.
Our package service days as below: One Month:31days Three Months: 93days=31days*3 Six Months: 186days=31days*6 Twelve Months: 372days31days*12
You can do the subscripotion again and put the code.You can check the endurance days from software.
1.Please make sure you install the correct version according to your device. 2.Please chceck you device setting allow the apk or not.