I save and share with my squads my war battles using video capture software on my windows pc playing in fb gameroom. I use xsplit as i installed it first and found it enough (in its free version) for my needs. A google search will come up with a lot of free video capture programs to choose from.
HQ10 Rebel only, 70k medals and counting, founder of Rebel4Ever
If you want to play squad wars seriously, feel free to join us!
LINE ID : fcostov