The latest version for your mobile phone is Android Gingerbread 2.3.6 which is the one you currently use. As I can see, there is no newer version available for your phone. Ice Cream Sandwich (4.0.x)...
motherfuckers motherfuckers motherfuckers
what's ur mobile mark.. samsung,sony,....
u should go to ur phone setting and phone managment then u go to software update or sth like that and from there u can update ur phone's firmware
I PURCHASE MICROMAX A25 ANDROID 2.3.6
BUT MY MODEL NOT SUPPORT GOOGLE PLAY STORE/MIZONE/MSTORE/MAP OR ETC.
AND MY GMAIL A/C NOT ACCEPT SO PLEASE GIVE SOLUTION.
HOW I UPDATE GOOGLE PLAY...
You can upgrade
to kitkat 4.4 from here, there is a software I downloaded from here: http://upgrade