1. Download latest Firmware P605XXU1EPD4 with SamFirm http://forum.xda-developers.com/galaxy-tab-s/general/tool-samfirm-samsung-firmware-t2988647
2. Model = SM-P605, Region = VNZ, [x] Auto, [x] Binary Nature, [x] Check CRC32, [x] Decrypt automatically.
3. Then click [Check Update] and after the...