Guys, I am using a micromax a110q (canvas2 plus) . the OS version which is default in the device is 4.2.1. i don't have any problems in the device or OS but i want to know if any updates are available for this version, i took to micromax store and i got nothing but a part of me always having a doubt , there is something available for my OS. like other branded mobile i do not find any Options to update OS in my mobile, ( inside settings--about phone) . all i want to know is there any update available somewhere which i could , what are the things to take care when i install or upgrade OS. i am not an expert in Android so it will be helpful if someone can lead me.. #) so is any official update available if not can i install some other latest versions (non official ) android OS #) where i will find those update files and if any tools required to install it #) procedures for installation through pc (i m using windows 8 pc) #) or is it best to keep the mobile and OS as it is now. help me out. thanks and flowers in advance.