LordAthens is correct that Windows won't play a file using the MKV container out of the box (regardless if h.264 is used in it or not). MP4 as a container is going to be more universal (most ...

The update introduces enhancements for improved H.264 recording quality and reliability, including recording support for up to 25Mbps, 10-bit and 4:2:2 color space, in addition to new expanded ...