[Question] Help TCL 302u bricked MTK6735

[vejuquia]

Hi, I'm new to the forum , I come to ask a question and learn a lot from you, makes one day I came a TCL 302U of gearbest with MTK6735 pitifully the ROM had not installed " donwload manager" so caul could not download anything from the playstore , install a rom causes ( he was alone in oriental language ) to return the backup my cel froze , ie only loads the home screen and then stays dark, lei several issues and it seems that this " bricker " try to use flasho tool to put scatter but it shows me " Error: initializing scatter failed: Please check the name of scatter file you load Which is legal"

but put a lot of text appreciate help me , because it is a gift for a family