How to Update Samsung Galaxy S3 to Android 4.1 Jelly Bean Firmware
Android 4.1 Jelly Bean was just announced at the Google I/O a couple of days ago. Samsung Galaxy S III, HTC One X and other such high-end Android phones should have got the first Android 4.1 preview release officially, but they didn’t. The preview release of Android 4.1 was announced just for the devices shown/demonstrated at the Google I/O i.e. Galaxy Nexus, Nexus 7 and Motorola XOOM will be one of the first Android devices to get their hands on the Jelly Bean.
Thanks to the super awesome Android community, the Android 4.1 ROM is already available now on the Samsung Galaxy S3. Faryaab, one of our favourite developers on XDA, is the one to bring Android 4.1 Jelly Bean to the Samsung Galaxy S III first. For a full tutorial on how to install Android 4.1 on Samsung Galaxy S3, continue reading below.
Disclaimer: All the tools, mods or ROMs mentioned below belong to their respective owners/developers. We (TeamAndroid.com) or the developers are not to be held responsible if you damage or brick your device. We don’t have you on gun point to try out this tutorial
Make sure you have installed all your USB drivers for the Samsung Galaxy S III to connect it with the computer. Download Samsung Galaxy S III USB drivers! Apart from just the USB drivers, there are a few more things that you need to take care of.
1. You need to enable USB debugging mode. This helps to connect your Android phone with the PC. See here: How to Enable USB Debugging.
2. Your phone battery should be 80-85% charged. If your phone goes off suddenly because of battery, during flashing ROMs or installing mods and updates — your phone might go dead permanently. See here: How to Check Battery Percentage.
3. Backup all your important data that you might need as soon as your flash a new ROM, or make a backup for just in case, you never know when anything might go wrong. See below on how to backup data:
- Backup your SMS messages. How? –> How to Backup/Restore SMS Messages.
- Backup Contacts, Gmail and Google Data. How? –> Sync with Google Sync.
- Backup Call History. How? –> How to Backup Call History.
- Backup WhatsApp Messages. How? –> How to Backup/Restore WhatsApp Messages.
- Backup APN Settings: GPRS, 3G, MMS Settings.
4. Your phone should be factory unlocked. Additional instructions for locked Android devices will be added in the tutorial for unlocking devices.
Now, let’s proceed with the tutorial on the next page and update your phone to the latest Android 4.1 preview release.