SM-R750D 1 country Android 2.2.1.4

Samsung Gear S (DoCoMo) R750DOMU1BOC1 Firmware

Name: Samsung Gear S (DoCoMo) (SM-R750D)
Brand: Samsung
Availability: InStock

Samsung Gear S (DoCoMo) R750DOMU1BOC1 is an Android 2.2.1.4 firmware for Japan (DCM). 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 R750DOMU1BOA4 https://samfirm.shop/build/R750DOMU1BOA4, Android and the bootloader binary are unchanged, so you can switch between the two in both directions. A newer build for SM-R750D is available: R750DOMU1BPA3 https://samfirm.shop/build/R750DOMU1BPA3.

8.8/10 (496)4,308 times

Android 2.2.1.4

OS Version

2015-03-18

Build Date

n/a

Security patch

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#.

MODEM/CP Version: R750DOMU1BOC1

Model	Region	CSC Version	Size	File name	Download
SM-R750D	DCM Japan	R750D1BOC1	—	—

Device specifications

Display diagonal5.08 cm (2")
Display technologyOLED
RAM512 MB
Flash memory4 GB
Battery capacity300 mAh
Weight67 g
Band colourBlack

Specifications of SM-R750, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

How to flash R750DOMU1BOC1

Install Samsung USB Drivers:Download Official Drivers
Download Odin Flash Tool:

R750DOMU1BOC1 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.

Frequently Asked Questions

R750DOMU1BOC1 is Android 2.2.1.4 firmware for Samsung Gear S (DoCoMo), released for Japan (DCM). Samsung built it on 2015-03-18.

No. A newer build for SM-R750D is available: R750DOMU1BPA3. Install it instead of R750DOMU1BOC1 unless you need this exact version. The previous build was R750DOMU1BOA4.

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 Samsung Gear S (DoCoMo) must be on bootloader binary 1 or lower.

This build uses bootloader binary 1. It can be flashed on a Samsung Gear S (DoCoMo) running binary 1 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 5 other builds of this model use the same binary, so you can switch between them in both directions.