I9300UBUGOF1 – GALAXY S Ⅲ firmware

Build I9300UBUGOF1 is a – update for the GALAXY S Ⅲ (GT-I9300) on Android 4. It first appeared on Samsung's servers on Jun 21, 2015 (method) and has reached 2 regions so far. It keeps bootloader bit 30, so downgrading to the previous build I9300XXUGOE1 is still possible. Samsung still serves this file.

Model
GT-I9300
Android
Android 4
Type
–
Bootloader bit
30
First released
Jun 21, 2015
Regions
2

Rollout timeline by region

The date each region code (CSC) first received I9300UBUGOF1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
TPAPanamaJun 21, 2015day 0I9300UBUGOF1/I9300UWHUGOF1/I9300UBUGNK1
TTTTrinidad & TobagoJan 17, 2016+210 daysI9300UBUGOF1/I9300UUBUGOF1/I9300UBUGNK1

Download and release notes

samloader download -m GT-I9300 -r TPA -v I9300UBUGOF1/I9300UWHUGOF1/I9300UBUGNK1

Samsung's release notes and security patch level for this update: GT-I9300 / TPA on doc.samsungmobile.com. What each part of the build number means: decode I9300UBUGOF1.