The Lava Iris X1 Grand, the bigger Iris X1 was launched in February 2015 running Android KitKat out of the box, but with guaranteed Lollipop update. As for now the Lollipop update has been rolled out on the X1 Grand.
You can check the full review of Lava Iris X1 Grand here. It is powered by 1.3GHz quad core processor with 1GB RAM, 8GB storage and 32GB external card support. This dual SIM handset will now be running Android Lollipop.
It’s an over the air update that means you can get lollipop update by downloading and installing the files directly from your X1 Grand smartphone. Make sure to take a backup of your personal data. The download size is around 515 MB, better use Wi-Fi or 3G. Keep the battery level over 75%.
You might have already got the notification if you haven’t you can check system updates from settings – about – system update. Once the download in completed, hit the install update button. In case you find any issues after the update, try a factory reset that might fix the issue, you will need re-install your data / apps that you had previously installed.