If you want to use Templar on a custom ROM, first flash Glow Kernel 4.0 and boot into the OS, then back to recovery to flash Templar Kernel + Patch Recovery (Link on Group Support Templar)
If you want to use Templar on MIUI, first flash Glow Kernel 3.9 and boot into the OS, then back to recovery to flash Templar Kernel + Patch Recovery (Link on Group Support Templar).
Let the device settle and cool down before using it again.
For gaming, use a cooler for more stability , lower temperatures and use Adaptive Performance Module for experience gaming.