How to update Samsung Galaxy S3?
To update the Samsung Galaxy S3 you need to install an alternate firmware (ROM). If the device does not automatically update by itselves.
You can use the new firmware for your smartphone.
You have to choose the firmware version and follow the instructions. If you have a trouble in update you can write about it in the comments below, we’ll help you.
Samsung Galaxy S3 firmware (GT-I9300)
- Samsung GT-I9300 Galaxy S3 – official firmware (OS 4.3)
- Samsung GT-I9300 Galaxy S3 – custom rom AOSP (KitKat)
- Samsung GT-I9300 Galaxy S3 – custom rom MIUI V8 (OS 6.0)
- Samsung GT-I9300 Galaxy S3 – custom rom Lineage OS 15.1 (OS 8.1)
Samsung Galaxy S3 Duos update (GT-I9300I)
- Samsung GT-I9300I Galaxy S3 Duos – official firmware (OS 4.4.4)
- Samsung GT-I9300I Galaxy S3 Duos – custom rom Lineage OS 14.1 (OS 7.1)
Samsung Galaxy S3 Neo software update (GT-I9301I)
- Samsung GT-I9301I Galaxy S3 Neo – official firmware (OS 4.4.2)
- Samsung GT-I9301I Galaxy S3 Neo – custom rom AOSP (OS 7.1.2)
Samsung Galaxy S3 LTE firmware update (GT-I9305):
Samsung Galaxy S3 LTE firmware (SHV-E210L):
If you are looking for another firmware, you can write a comment below. We will solve your problem and give you a link to update the firmware.