back up SREC files
Fragment of a discussion from Talk:R-Car/Boards/H3SK
(Sorry for late reply)
I don't know how to back up SREC files using MiniMonitor.
But, please always use new SREC files.
BTW, For the questions of H3 SK and M3 SK please use the following.
https://elinux.org/Talk:R-Car/Boards/Yocto-Gen3