According to sosaw. You may run the new R66.6.2.14.29.93DC841.66A5DEA for 30 days trial with this apk
[Only registered and activated users can see links. ]
First delete old R66
Create a txt file imei.txt puting a similar to your device imei
Copy to sdcard/imei.txt
Install the apk and you can enjoy 30 trial