Usee tool called universal AIO flasher download it from xda oor use Rashr from play store. I'll not be responsible for your dead device if anything happens.
Sent from my C5302 using XDA Free mobile app
your method won't work for me the problem is not fixed
it again shows the same invalid card
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality.
Are you a developer?
Copyright © xda-developers. Hosted by Leaseweb