SM-G531M 6 countries Android 5.1.1 (Lollipop)

Samsung Galaxy Grand Prime G531MUBU1API1 Firmware

Name: Samsung Galaxy Grand Prime (SM-G531M)
Brand: Samsung
Availability: InStock

First release: Sep 14, 2016

Samsung Galaxy Grand Prime G531MUBU1API1 is an Android 5.1.1 (Lollipop) firmware for 6 countries, 7 CSC codes. It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build G531MVJU1APG2 https://samfirm.shop/build/G531MVJU1APG2, Android and the bootloader binary are unchanged, so you can switch between the two in both directions. A newer build for SM-G531M is available: G531MUBS1ASA3 https://samfirm.shop/build/G531MUBS1ASA3.

Download firmware 9.0 (472)53,198 times

Android 5.1.1 (Lollipop)

OS Version

2016-09-14

First release

other regions until 2017-02-16

Countries

CSC codes

Bootloader binary

Bootloader binary 1. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

All regional downloads

Pick your region (CSC) to download the matching firmware package.

Will it work on my device?

Paste your current build number from Settings > About phone (About tablet) > Software information, or the output of *#1234#.

Not sure which one to download?

Your CSC is in Settings → About phone (About tablet) → Software information, or dial *#1234#. The CSC sets your region's features and network bands. Download the firmware for your country.

Model	Region	CSC Version	MODEM/CP Version	Build Date	Release date	Size	File name	Download
SM-G531M	ARO Argentina COO Colombia EON Trinidad & Tobago PCW, TPA Panama +1 more country UPO Uruguay	G531MUUB1API1	G531MVJU1APE1	2017-02-16	2016-10-07	863.088 MiB	SM-G531M_1_20161007112115_smwt29nnfh_fac.zip	Download
SM-G531M	BVO Bolivia	G531MUUB1API1	G531MVJU1APE1	2016-09-14	2016-11-09	—	—	Download
SM-G531M	COO Colombia	G531MUUB1API1	G531MUBU1API1	2016-09-14	—	—	—	Download
SM-G531M	EON Trinidad & Tobago	G531MUUB1API1	G531MUBU1API1	2016-09-14	—	—	—	Download
SM-G531M	PCW Panama	G531MUUB1API1	G531MUBU1API1	2016-09-14	—	—	—	Download
SM-G531M	TPA Panama	G531MUUB1API1	G531MUBU1API1	2016-09-14	—	—	—	Download
SM-G531M	UPO Uruguay	G531MUUB1API1	G531MUBU1API1	2016-09-14	—	—	—	Download

How to flash G531MUBU1API1

G531MUBU1API1 has bootloader binary 1. Your device must run binary 1 or lower: it is the 5th character from the end of your current build number.
CSC: Use CSC for a clean install, to change the region (CSC code), to downgrade or to repair a device that does not boot.
HOME_CSC: Use HOME_CSC to update the same model and region while keeping your data. Back up anyway: a failed update can still require a reset.
The Download Mode key combo depends on the model: see all combos.

Full flashing guide

Beware: Manually flashing firmwares may brick your device. Use it at your own risk and follow our tutorial steps.

Rollout of G531MUBU1API1 by region

First release: October 7, 2016
Last region: February 16, 2017
Duration: 133 days
Regions: 7

Day 1 · 7 October · 1 region
PanamaTPA
Day 6 · 12 October · 2 regions
ArgentinaAROUruguayUPO
Day 15 · 21 October · 1 region
ColombiaCOO
Day 29 · 4 November · 1 region
PanamaPCW
Day 34 · 9 November · 1 region
BoliviaBVO
Day 133 · 16 February · 1 region
Trinidad & TobagoEON

Device specifications

Display diagonal12.7 cm (5")
Display resolution540 x 960 pixels
Display typeTFT
RAM1 GB
Rear camera resolution8 MP
Rear camera typeSingle camera
Battery capacity2600 mAh
Weight156 g

Specifications of SM-G531F, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

Frequently Asked Questions

G531MUBU1API1 is Android 5.1.1 (Lollipop) firmware for Samsung Galaxy Grand Prime, released for 6 countries, 7 CSC codes. Samsung built it on 2016-09-14.

No. A newer build for SM-G531M is available: G531MUBS1ASA3. Install it instead of G531MUBU1API1 unless you need this exact version. The previous build was G531MVJU1APG2.

Download the package for your region (CSC) and unzip it. In Odin, load each file into the slot with the same name: BL, AP, CP (if the package has one) and CSC, or HOME_CSC to keep your data. Odin checks the built-in checksum of every .tar.md5 file before flashing. The download is 863.088 MiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy Grand Prime must be on bootloader binary 1 or lower.

This build uses bootloader binary 1. It can be flashed on a Samsung Galaxy Grand Prime running binary 1 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 24 other builds of this model use the same binary, so you can switch between them in both directions.