help me please

[zhylsheol]

i have a s.e k750i, i got it fix when the screen was destroyed. i notices that after fixing the technician made some changes. same phone but the phone model became k750c. is there a way i could bring it back to k750i or upgrade it to w800?

[Yccsama]

You can flash your phone again with k750i firmware , which is in the download section.

For K750i to W800 , i heard it but i haven't done it personally , but you can always google it ;)