Galaxy A35 5G SM-A356U firmware
The latest stable build is A356USQUCEZJ2 (Android 17, feature update), first released on Oct 25, 2026 – 12 days ago. Samsung has published 42 stable builds for this model since Mar 10, 2024: 28 security and 14 feature updates, from Android 14 to Android 17. The current bootloader (binary) version is 12. A device on bit 12 only accepts firmware with bit 12 or higher – see downgrading and the bootloader bit.
- Latest build
A356USQUCEZJ2- Released
- Oct 25, 2026
- Android
- Android 17
- Bootloader bit
- 12
- Regions
- 7
- Stable builds
- 42
Latest firmware by region (CSC)
Samsung builds firmware per region code (CSC). Pick the code that matches your device – it is shown under Settings › About phone › Software information › Service provider software version. Follow a code for its complete history.
| CSC | Region | Latest build | Android | Released | Builds |
|---|---|---|---|---|---|
ATT | USA (AT&T) | A356USQUCEZJ2 | Android 17 | Oct 25, 2026 | 22 |
CCT | USA (Comcast) | A356USQSCDZH1 | Android 16 | Sep 13, 2026 | 21 |
DSA | USA | A356USQUCEZJ2 | Android 17 | Nov 2, 2026 | 23 |
DSH | USA | A356USQUCEZJ2 | Android 17 | Nov 2, 2026 | 23 |
TMB | USA (T-Mobile) | A356USQUCEZJ2 | Android 17 | Oct 25, 2026 | 22 |
TMK | USA (MetroPCS) | A356USQUCEZJ2 | Android 17 | Oct 25, 2026 | 22 |
USC | USA (US Cellular) | A356USQUCEZJ2 | Android 17 | Oct 25, 2026 | 22 |
Firmware history (42 builds)
Every stable build (PDA version) Samsung has published for the SM-A356U, newest first. “” is the earliest date the build appeared on Samsung's servers in any region. “” means Samsung no longer serves the file for that build.
| Build (PDA) | Released | Android | Type | Bit | Regions | File |
|---|---|---|---|---|---|---|
A356USQUCEZJ2 | Oct 25, 2026 | Android 17 | Feature | 12 | 6 | on server |
A356USQSCDZH2 | Sep 15, 2026 | Android 16 | Security | 12 | 2 | on server |
A356USQSCDZH1 | Sep 8, 2026 | Android 16 | Security | 12 | 5 | on server |
A356USQSBDZG5 | Jul 22, 2026 | Android 16 | Security | 11 | 2 | on server |
A356USQSBDZG4 | Jul 21, 2026 | Android 16 | Security | 11 | 5 | on server |
A356USQUADZE9 | Jun 1, 2026 | Android 16 | Feature | 10 | 2 | on server |
A356USQUADZE8 | Jun 1, 2026 | Android 16 | Feature | 10 | 5 | on server |
A356USQSACZD5 | May 6, 2026 | Android 16 | Security | 10 | 5 | on server |
A356USQSACZD6 | May 5, 2026 | Android 16 | Security | 10 | 2 | on server |
A356USQS9CZB7 | Mar 12, 2026 | Android 16 | Security | 9 | 2 | on server |
A356USQS9CZB6 | Mar 9, 2026 | Android 16 | Security | 9 | 5 | on server |
A356USQS8CZA3 | Feb 5, 2026 | Android 16 | Security | 8 | 5 | on server |
A356USQS8CZA4 | Feb 4, 2026 | Android 16 | Security | 8 | 2 | on server |
A356USQS7CYK3 | Dec 18, 2025 | Android 16 | Security | 7 | 5 | on server |
A356USQS7CYK2 | Dec 18, 2025 | Android 16 | Security | 7 | 2 | on server |
A356USQS6CYJ2 | Oct 31, 2025 | Android 16 | Security | 6 | 2 | on server |
A356USQS6CYJ1 | Oct 29, 2025 | Android 16 | Security | 6 | 5 | on server |
A356USQU6CYI9 | Oct 14, 2025 | Android 16 | Feature | 6 | 2 | on server |
A356USQU6CYI8 | Oct 2, 2025 | Android 16 | Feature | 6 | 5 | on server |
A356USQS6BYG2 | Jul 28, 2025 | Android 15 | Security | 6 | 2 | on server |
A356USQS6BYG1 | Jul 23, 2025 | Android 15 | Security | 6 | 5 | on server |
A356USQS5BYF2 | Jul 13, 2025 | Android 15 | Security | 5 | 2 | on server |
A356USQU5BYE4 | Jun 5, 2025 | Android 15 | Feature | 5 | 2 | on server |
A356USQU5BYE2 | May 26, 2025 | Android 15 | Feature | 5 | 5 | on server |
A356USQS5AYD2 | Apr 18, 2025 | Android 14 | Security | 5 | 4 | on server |
A356USQS5AYD1 | Apr 17, 2025 | Android 14 | Security | 5 | 3 | on server |
A356USQS4AYA4 | Jan 26, 2025 | Android 14 | Security | 4 | 4 | on server |
A356USQS4AYA5 | Jan 23, 2025 | Android 14 | Security | 4 | 3 | on server |
A356USQS4AXK7 | Dec 11, 2024 | Android 14 | Security | 4 | 4 | on server |
A356USQS4AXK5 | Dec 11, 2024 | Android 14 | Security | 4 | 3 | on server |
A356USQU4AXK1 | Nov 27, 2024 | Android 14 | Feature | 4 | 3 | on server |
A356USQU4AXK3 | Nov 26, 2024 | Android 14 | Feature | 4 | 4 | on server |
A356USQS3AXI9 | Oct 10, 2024 | Android 14 | Security | 3 | 2 | on server |
A356USQS3AXI7 | Oct 9, 2024 | Android 14 | Security | 3 | 3 | on server |
A356USQS3AXI8 | Oct 9, 2024 | Android 14 | Security | 3 | 2 | on server |
A356USQU3AXH5 | Sep 15, 2024 | Android 14 | Feature | 3 | 2 | on server |
A356USQU3AXH3 | Sep 1, 2024 | Android 14 | Feature | 3 | 2 | on server |
A356USQU3AXGA | Aug 21, 2024 | Android 14 | Feature | 3 | 3 | on server |
A356USQS3AXG4 | Jul 31, 2024 | Android 14 | Security | 3 | 7 | on server |
A356USQS2AXE1 | May 29, 2024 | Android 14 | Security | 2 | 7 | on server |
A356USQU1AXD3 | May 13, 2024 | Android 14 | Feature | 1 | 7 | on server |
A356USQU1AXBB | Mar 10, 2024 | Android 14 | Feature | 1 | 7 | on server |
How to download SM-A356U firmware
We do not host firmware. Download it directly from Samsung's servers with a free open-source tool, for example samloader:
samloader download -m SM-A356U -r DSHReplace DSH with your region code. Step-by-step instructions, including a graphical alternative:
How to download Samsung firmware.
Changelog and security patch level
Samsung publishes the release notes for each update, including the security patch level, on its own site. They are listed per region – for example SM-A356U / DSH release notes on doc.samsungmobile.com. Each region page here links to the notes for that code.