Motorola has released the Android 5.1 Lollipop update for Moto X 1st generation 2013 model. The update is available for Brazil retail, US retail and rogers in Canada. So the users from different countries will still need to wait until they release it for other countries and variant operators.
Once you update your Moto X to Android 5.1, you can’t go back to the previous version. The update has the build number 222.21.15. Before you install the update, make sure your device is charged enough, at least 50%.
How to install the update
It’s the usual process, like you do with all system updates. If you have already received update notification you can simply tap on it and follow the instruction. If you have not been notified, go to settings, about phone and check for the update. Make sure you are connected to WiFi to avoid data charge. Now tap on it, let the update to be downloaded, and allow it to install once the download is complete. Your device will restart automatically. You are done!