Hi, I was reading your post and I try the procedure but I haven't success. Here is my problem :
I buy my phone a few month ago it was supposed to be in the global version but when I downloaded the global update from .flymeos.comand want install it my phone return file corrupted.
my current version is Flym 5.1.10.0G I'm trying to update into Flyme 5.1.12.0G.
I try to update it with the Chinese version download from flym.cn and it seems work ? why ?

Could you help me ?
FJ