Possibly the problem is apk too old, do please install the latest apk.
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May the device tested the trial code before. Our service limites one device one trial code only.
Do not worried, we will help to transfer the subscription code to your another/new device. Please contact us with below two details: […]
Do not receive confirmation email of registration?
Normally there are three times for free to transfer the subscription code/Device ID. Then from the fourth, will cut some days for […]