GT-I9502 1 country

Samsung GALAXY S4 DUOS I9502ZNUBMH4 Firmware

Name: Samsung GALAXY S4 DUOS (GT-I9502)
Brand: Samsung
Availability: InStock

Samsung GALAXY S4 DUOS I9502ZNUBMH4 is an Android firmware for China (CHU). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. A newer build for GT-I9502 is available: I9502ZNUJOH2 https://samfirm.shop/build/I9502ZNUJOH2.

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n/a

OS Version

2013-08-21

Build Date

n/a

Security patch

Countries

CSC codes

U (30)

Bootloader binary

Bootloader binary U (30). 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: I9502ZNUBMH4

Model	Region	CSC Version	Size	File name	Download
GT-I9502	CHU China	I9502CHUBMH4	—	—

How to flash I9502ZNUBMH4

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

I9502ZNUBMH4 has bootloader binary U (30). Your device must run binary U (30) 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

No. A newer build for GT-I9502 is available: I9502ZNUJOH2. Install it instead of I9502ZNUBMH4 unless you need this exact version.

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 GALAXY S4 DUOS must be on bootloader binary U (30) or lower.

This build uses bootloader binary U (30). It can be flashed on a Samsung GALAXY S4 DUOS running binary U (30) or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 12 other builds of this model use the same binary, so you can switch between them in both directions.