P555XXS1CTI2 – GALAXY Tab A firmware

Build P555XXS1CTI2 is a security update for the GALAXY Tab A (SM-P555) on Android 7. It first appeared on Samsung's servers on Oct 7, 2020 (method) and has reached 10 regions so far. It keeps bootloader bit 1, so downgrading to the previous build P555XXU1CRA2 is still possible. Samsung still serves this file.

Model
SM-P555
Android
Android 7
Type
Security
Bootloader bit
1
First released
Oct 7, 2020
Regions
10

Not yet released in 13 regions that are still on an older build: ACR, AFR, ECT, EGY, KSA, MID, MWD, THR, XFA, XFE, XFV, XSG, XTC.

Rollout timeline by region

The date each region code (CSC) first received P555XXS1CTI2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
CAMCambodiaOct 7, 2020day 0P555XXS1CTI2/P555OLB1CTI2/P555XXU1CQK1
XMEMalaysiaOct 7, 2020day 0P555XXS1CTI2/P555OLB1CTI2/P555XXU1CQK1
XXVVietnamOct 7, 2020day 0P555XXS1CTI2/P555OLD1CTI2/P555XXU1CQK1
THLThailandOct 7, 2020day 0P555XXS1CTI2/P555OLD1CTI2/P555XXU1CQK1
XSAAustraliaOct 7, 2020day 0P555XXS1CTI2/P555XSA1CTI3/P555XXU1CQK1
MM1Singapore (M1)Oct 23, 2020+16 daysP555XXS1CTI2/P555OLB1CTI2/P555XXU1CQK1
SINSingapore (Singtel)Oct 23, 2020+16 daysP555XXS1CTI2/P555OLB1CTI2/P555XXU1CQK1
STHSingapore (StarHub)Oct 23, 2020+16 daysP555XXS1CTI2/P555OLB1CTI2/P555XXU1CQK1
XSPSingaporeOct 23, 2020+16 daysP555XXS1CTI2/P555OLB1CTI2/P555XXU1CQK1
XNZNew ZealandOct 23, 2020+16 daysP555XXS1CTI2/P555XNZ1CTI2/P555XXU1CQK1

Download and release notes

samloader download -m SM-P555 -r XSA -v P555XXS1CTI2/P555XSA1CTI3/P555XXU1CQK1

Samsung's release notes and security patch level for this update: SM-P555 / XSA on doc.samsungmobile.com. What each part of the build number means: decode P555XXS1CTI2.