G850FXXS2CRK2 – GALAXY ALPHA firmware

Build G850FXXS2CRK2 is a security update for the GALAXY ALPHA (SM-G850F) on Android 5. It first appeared on Samsung's servers on Dec 19, 2018 (method) and has reached 9 regions so far. It keeps bootloader bit 2, so downgrading to the previous build G850FXXS2CRK3 is still possible. Samsung still serves this file.

Model
SM-G850F
Android
Android 5
Type
Security
Bootloader bit
2
First released
Dec 19, 2018
Regions
9

Rollout timeline by region

The date each region code (CSC) first received G850FXXS2CRK2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
TNLNetherlands (T-Mobile)Dec 19, 2018day 0G850FXXS2CRK2/G850FTNL2CRK3/G850FBOU1COL3
TMSSlovakia (Telekom)Dec 19, 2018day 0G850FXXS2CRK2/G850FTMS2CRK3/G850FBOU1COL3
TMZCzech Republic (T-Mobile)Dec 19, 2018day 0G850FXXS2CRK2/G850FTMZ2CRK3/G850FBOU1COL3
COSGreece (Cosmote)Dec 19, 2018day 0G850FXXS2CRK2/G850FCOS2CRK3/G850FBOU1COL3
TMHHungary (Telekom)Dec 19, 2018day 0G850FXXS2CRK2/G850FTMH2CRK3/G850FBOU1COL3
TPLPoland (T-Mobile)Dec 20, 2018+1 dayG850FXXS2CRK2/G850FTPL2CRK3/G850FBOU1COL3
DTMGermany (Telekom)Dec 20, 2018+1 dayG850FXXS2CRK2/G850FDTM2CRK3/G850FBOU1COL3
TTRTurkey (Turkcell)Dec 21, 2018+2 daysG850FXXS2CRK2/G850FTTR2CRK3/G850FBOU1COL3
CROCroatiaDec 21, 2018+2 daysG850FXXS2CRK2/G850FCRO2CRK3/G850FBOU1COL3

Download and release notes

samloader download -m SM-G850F -r TNL -v G850FXXS2CRK2/G850FTNL2CRK3/G850FBOU1COL3

Samsung's release notes and security patch level for this update: SM-G850F / TNL on doc.samsungmobile.com. What each part of the build number means: decode G850FXXS2CRK2.