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Samsung Galaxy A35 (SM-A356U) Firmware Downloads - Region: ATT

Explore, Download, and Update with Ease

Free, direct downloads of official stock firmware for the Samsung Galaxy A35 (model code SM-A356U) in the ATT region. Pick a build to update, repair, or unbrick your device with the Odin tool.

download firmwareSamsung Galaxy A35 (SM-A356U) — ATT
Samsung Galaxy A35 SM-A356U ATT firmware image
Released 2024, March 15
209g, 8.2mm thickness
Android 14, up to 4 major upgrades, One UI 7
128GB/256GB storage, microSDXC, card slot

Samsung Galaxy A35 Released 2024, March 15 | 209g, 8.2mm thickness | Android 14, up to 4 major upgrades, One UI 7 | 128GB/256GB storage, microSDXC | Super AMOLED, 120Hz, 1000 nits (HBM) | 50 MP, f/1.8, (wide), 1/1.96", PDAF, OIS 8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm 5 MP (macro) | Li-Ion 5000 mAh

Samsung Galaxy A35 Network Specifications

Detailed Network specifications for the Samsung Galaxy A35:
SpeedHSPA, LTE, 5G
5G1, 3, 5, 7, 8, 26, 28, 40, 41, 66, 77, 78 SA/NSA/Sub6
4G1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 38, 40, 41, 66
3GHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
2GGSM 850 / 900 / 1800 / 1900
TechnologyGSM / HSPA / LTE / 5G
Timeline
Released2024, March 15

Samsung Galaxy A35 body Specifications

Detailed body specifications for the Samsung Galaxy A35:
SIM· Nano-SIM + eSIM · Nano-SIM + Nano-SIM
BuildGlass front (Gorilla Glass Victus+), plastic frame, glass back
Weight209 g (7.37 oz)
Dimensions161.7 x 78 x 8.2 mm (6.37 x 3.07 x 0.32 in)

Samsung Galaxy A35 MISC Specifications

Detailed MISC specifications for the Samsung Galaxy A35:
SAR EU0.44 W/kg (head) 0.92 W/kg (body)
SAR US0.81 W/kg (head)
ColorsIceblue, Lilac, Navy, Lemon

Samsung Galaxy A35 display Specifications

Detailed display specifications for the Samsung Galaxy A35:
ProtectionCorning Gorilla Glass Victus+
Resolution1080 x 2340 pixels, 19.5:9 ratio (~390 ppi density)
Size6.6 inches, 106.9 cm 2 (~84.8% screen-to-body ratio)
TypeSuper AMOLED, 120Hz, 1000 nits (HBM)

Samsung Galaxy A35 Sound Specifications

Detailed Sound specifications for the Samsung Galaxy A35:
3.5mm jackNo
LoudspeakerYes, with stereo speakers

Samsung Galaxy A35 Platform Specifications

Detailed Platform specifications for the Samsung Galaxy A35:
GPUMali-G68 MP5
CPUOcta-core (4x2.4 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
ChipsetExynos 1380 (5 nm)
OSAndroid 14, up to 4 major Android upgrades, One UI 7

Samsung Galaxy A35 Battery Specifications

Detailed Battery specifications for the Samsung Galaxy A35:
Charging25W wired
BatteryLi-Ion 5000 mAh

Samsung Galaxy A35 memory Specifications

Detailed memory specifications for the Samsung Galaxy A35:
Internal128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Card slotmicroSDXC (uses shared SIM slot)

Samsung Galaxy A35 Main Camera Specifications

Detailed Main Camera specifications for the Samsung Galaxy A35:
Video4K@30fps, 1080p@30/60fps, gyro-EIS
FeaturesLED flash, panorama, HDR
Camera50 MP, f/1.8, (wide), 1/1.96", PDAF, OIS 8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm 5 MP (macro)

ATT Region Firmware Info

United States flagATT - United States
AT&T

A CSC (Consumer Software Customization) code ties a Samsung firmware build to the country and carrier it was released for, controlling branding, available languages and which OTA updates a device receives. The ATT code is used in United States by AT&T, with 3 distinct Samsung Galaxy A35 firmware versions found so far.

ATT Firmware Version History

VersionBuild DateSecurity Patch
A356USQSBDZG42026-07-10—
A356USQSCDZH12026-08-25—
A356USQUADZE82026-05-14—

3 Samsung Galaxy A35 firmware versions found for the ATT region, newest first.

Samsung Galaxy A35 ATT Firmware Archive

Official Samsung Galaxy A35 firmware for the United States ATT region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.

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Samsung Galaxy A35 Combination & Special Files

Combination and service files for the Samsung Galaxy A35 (SM-A356U) — authorized repair, FRP reset after service, and diagnostics.

Device MobileVersionBit - SW
REV		FAChange listUpdatedStatus

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ATT Firmware FAQ

Which carriers use the ATT CSC on the Samsung Galaxy A35?+

The ATT CSC is used by AT&T in United States. Flash the ATT firmware only if your device was sold through one of these carriers.

How many Samsung Galaxy A35 firmware versions are available for the ATT region?+

3 distinct Samsung Galaxy A35 firmware versions have been found for the ATT (United States) region so far, from oldest to the latest build.

How is the ATT CSC different from other region codes?+

Samsung ties every firmware build to one of roughly 599 CSC (Consumer Software Customization) codes, each tied to a specific country and carrier. ATT is the code for United States (AT&T) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.