Google finally released Android Lollipop 5.1 for its Android One Series. These devices will directly get Android 5.1 instead of Android 5.0. This might be the reason why Android One Phones got delayed update unlike Moto phones.
The users will get OTA update nofication and you just need to download the file. Before resuming update keep the battery level more than 75%. Wifi or 3G Network is preferable while updating your Android One Phone. All the three Android One Family phones will be receiving Lollipop update. The devices under Android One Program are Micromax Canvas A1, Karbonn Sparkle V and Spice Dream Uno. Eventhough Xolo One is not under Android one Series but still received Lollipop update before android one phones.
After the updating the phone, users will get the taste of lollipop. The user experience and battery back up will be impoved compared to earlier version of Android. You can experience material design of lollipop which has beautiful User Interface. The background will be quite different with white shade color on the background.