У вашего броузера проблема в совместимости с HTML5
TOday i will show how to backup Mtk phone with cm2
First open CM2 MTk
Then select CPU
in second option all android mtk cpu listed.
Now press flash button in menu
If you want scatter backup then click read firmware and if you want bin backup
THen dont press read factory file
Now press read firmware and connect cable
Now specify path where file will be saved
Backup saved on desktop
Thanks for watching video