T-Mobile,on its support pages have announced that it’ll be pushing Android KitKat 4.4.3 update to its Nexus 5 and Nexus 7 (2013) edition, via OTA. With this update build number will be pushed up to KTU84M for Nexus 5 and KTU84L for Nexus 7. This update doesn’t introduce new features but fixes some bugs and enhances security on these two devices. According to T-Mobile, this update roll out should commence from 2nd June 2014 that is today. Update file will be of 54MB in size. You can start tapping that ‘update’ button later today if the update notification doesn’t pop up automatically on your phones.