Hello,
At first I thought that too but after wiping and reloading 10.3.1 all my problems were solved and I can say now at least for me that 10.3.1 is better and with minor fixes it is going to be way superior than 10.2.1
Regards
Z10 STL100-3/10.3.1.2267/CB10
03-07-15 05:24 PM