The leaked OS never stop coming for the BlackBerry 10, this time around BlackBerry Z10 gets an OS leak. OS 10.2.0.1317 is leaked for the BlackBerry Z10 if you were having some issues with the OS 10.2 you can try this OS, the guys with the BlackBerry Z10 model STL 2/3/4 can try this leaked OS on their devices. This OS is sadly available for just BlackBerry Z10, the BlackBerry Q10 and BlackBerry Q5 users have to wait for the update for their devices.
You can download the OS from the following link of MEGA.
The OS update may have some issues and it is highly recommended that you install the OS by getting fully information about these issues from different forum.
The user may install this update at his own risk as we take no responsibility of any harm done to the device during the update install.