Hi how can i add the FFMPEG codec to Milestone essentials thanks Paul

Perhaps one of these -

https://mymilestone.force.com/developer/s/question/0D50O00003kA3F6SAK/adding-new-video-codecs-for-exporting-video-through-mobile-server-api

https://mymilestone.force.com/developer/s/article/How-does-XProtect-Smart-Client-export-to-AVI-format

I think you will get better help by partners active in the Support Community as this question is not related to development work using the MIP SDK which is the focus of this forum.

https://force.milestonesys.com/support/MccSupportCommunity