how to change Chinese Android OS 4.3 from to English

[prafull]

if it is possible, then do i change it from my pc or i have to go to service centre?

[Uliwooly]

Settings > language & input > language > English (US or UK, etc) 

[Uliwooly]

Now if you are asking how to change the firmware from the chinese version to let say the UK or US or Global Generic version then you will have to flash your phone 

[Uliwooly · Accepted solution]

http://talk.sonymobile.com/t5/Xperia-Z-ZL-ZR/How-to-manually-update-downgrade-root-2013-Xperias/td-p...

[Cory_Chasez]

I need arabic support, but my phone doesn't have it!!!! Honestly i'm not good at following this method!!!!

[Uliwooly]

Its quite simple

[Cory_Chasez]

But I never done this before..