SM-F721B firmware for O2C – Czech Republic (O2)
53 builds for the Galaxy Z Flip4 in region O2C. The full version string is
PDA/CSC/MODEM – you need it to download a specific build.
| Version (PDA/CSC/MODEM) | Released | Android | Type | Bit | File |
|---|---|---|---|---|---|
F721BXXSCIZH3/F721BOXMCIZE1/F721BXXSCIZE1 | Sep 4, 2026 | Android 16 | Security | 12 | on server |
F721BXXSCIZG3/F721BOXMCIZE1/F721BXXSCIZE1 | Jul 28, 2026 | Android 16 | Security | 12 | on server |
F721BXXSCIZF1/F721BOXMCIZE1/F721BXXSCIZE1 | Jun 29, 2026 | Android 16 | Security | 12 | on server |
F721BXXSCIZE1/F721BOXMCIZE1/F721BXXSCIZE1 | May 25, 2026 | Android 16 | Security | 12 | on server |
F721BXXSBIZD1/F721BOXMBIZB6/F721BXXSBIZD1 | Apr 20, 2026 | Android 16 | Security | 11 | on server |
F721BXXSBIZC1/F721BOXMBIZB6/F721BXXSBIZC1 | Mar 29, 2026 | Android 16 | Security | 11 | on server |
F721BXXSBIZB6/F721BOXMBIZB6/F721BXXSBIZB6 | Mar 2, 2026 | Android 16 | Security | 11 | on server |
F721BXXSAIZA1/F721BOXMAIYIF/F721BXXUAIYIF | Jan 26, 2026 | Android 16 | Security | 10 | on server |
F721BXXSAIYL1/F721BOXMAIYIF/F721BXXUAIYIF | Dec 22, 2025 | Android 16 | Security | 10 | on server |
F721BXXSAIYK3/F721BOXMAIYIF/F721BXXUAIYIF | Nov 24, 2025 | Android 16 | Security | 10 | on server |
F721BXXUAIYIF/F721BOXMAIYIF/F721BXXUAIYIF | Oct 12, 2025 | Android 16 | Feature | 10 | on server |
F721BXXSAHYI1/F721BOXMAHYD9/F721BXXUAHYD9 | Sep 22, 2025 | Android 15 | Security | 10 | on server |
F721BXXSAHYGB/F721BOXMAHYD9/F721BXXUAHYD9 | Aug 25, 2025 | Android 15 | Security | 10 | on server |
F721BXXSAHYFD/F721BOXMAHYD9/F721BXXUAHYD9 | Jul 21, 2025 | Android 15 | Security | 10 | on server |
F721BXXSAHYER/F721BOXMAHYD9/F721BXXUAHYD9 | Jun 25, 2025 | Android 15 | Security | 10 | on server |
F721BXXSAHYE2/F721BOXMAHYD9/F721BXXUAHYD9 | May 25, 2025 | Android 15 | Security | 10 | on server |
F721BXXUAHYD9/F721BOXMAHYD9/F721BXXUAHYD9 | May 6, 2025 | Android 15 | Feature | 10 | on server |
F721BXXSAGYB2/F721BOXMAGYB2/F721BXXSAGYB2 | Mar 10, 2025 | Android 14 | Security | 10 | on server |
F721BXXS9GYA5/F721BOXM9GXK8/F721BXXU9GXK8 | Feb 17, 2025 | Android 14 | Security | 9 | on server |
F721BXXS9GXLF/F721BOXM9GXK8/F721BXXU9GXK8 | Jan 19, 2025 | Android 14 | Security | 9 | on server |
F721BXXS9GXKC/F721BOXM9GXK8/F721BXXU9GXK8 | Dec 20, 2024 | Android 14 | Security | 9 | on server |
F721BXXU9GXK8/F721BOXM9GXK8/F721BXXU9GXK8 | Dec 8, 2024 | Android 14 | Feature | 9 | on server |
F721BXXS9GXJA/F721BOXM9GXJA/F721BXXS9GXJA | Nov 4, 2024 | Android 14 | Security | 9 | on server |
F721BXXS8GXIC/F721BOXM8GXH9/F721BXXS8GXIC | Oct 17, 2024 | Android 14 | Security | 8 | on server |
F721BXXU8GXH9/F721BOXM8GXH9/F721BXXU8GXH9 | Sep 22, 2024 | Android 14 | Feature | 8 | on server |
F721BXXS8FXG3/F721BOXM8FXF1/F721BXXS8FXF1 | Aug 13, 2024 | Android 14 | Security | 8 | on server |
F721BXXS8FXF4/F721BOXM8FXF1/F721BXXS8FXF1 | Jul 15, 2024 | Android 14 | Security | 8 | on server |
F721BXXS7FXEA/F721BOXM7FXE5/F721BXXU7FXE5 | Jun 12, 2024 | Android 14 | Security | 7 | on server |
F721BXXU7FXE5/F721BOXM7FXE5/F721BXXU7FXE5 | May 26, 2024 | Android 14 | Feature | 7 | on server |
F721BXXU6FXE3/F721BOXM6FXE3/F721BXXU6FXE3 | May 12, 2024 | Android 14 | Feature | 6 | on server |
F721BXXS5EXD1/F721BOXM5EXAB/F721BXXS5EXD1 | Apr 12, 2024 | Android 14 | Security | 5 | on server |
F721BXXS5EXBF/F721BOXM5EXAB/F721BXXS5EXAB | Mar 14, 2024 | Android 14 | Security | 5 | on server |
F721BXXS5EXAB/F721BOXM5EXAB/F721BXXS5EXAB | Feb 14, 2024 | Android 14 | Security | 5 | on server |
F721BXXS4EWL5/F721BOXM4EWL1/F721BXXS4EWL5 | Jan 3, 2024 | Android 14 | Security | 4 | on server |
F721BXXU4EWL1/F721BOXM4EWL1/F721BXXU4EWL1 | Dec 20, 2023 | Android 14 | Feature | 4 | on server |
F721BXXS4DWJ2/F721BOXM4DWH7/F721BXXS4DWJ2 | Dec 13, 2023 | Android 13 | Security | 4 | on server |
F721BXXS4DWI1/F721BOXM4DWH7/F721BXXU4DWH7 | Oct 15, 2023 | Android 13 | Security | 4 | on server |
F721BXXS4DWHA/F721BOXM4DWH7/F721BXXU4DWH7 | Sep 14, 2023 | Android 13 | Security | 4 | on server |
F721BXXU4DWH5/F721BOXM4DWH7/F721BXXU4DWH7 | Aug 30, 2023 | Android 13 | Feature | 4 | on server |
F721BXXS3CWF3/F721BOXM3CWE6/F721BXXU3CWE6 | Jul 17, 2023 | Android 13 | Security | 3 | on server |
F721BXXU3CWE6/F721BOXM3CWE6/F721BXXU3CWE6 | Jun 20, 2023 | Android 13 | Feature | 3 | on server |
F721BXXS2CWD9/F721BOXM2CWCD/F721BXXU2CWCC | May 17, 2023 | Android 13 | Security | 2 | on server |
F721BXXU2CWCC/F721BOXM2CWCD/F721BXXU2CWCC | Apr 23, 2023 | Android 13 | Feature | 2 | on server |
F721BXXS2CWB5/F721BOXM2CWB5/F721BXXS2CWB5 | Mar 27, 2023 | Android 13 | Security | 2 | on server |
F721BXXU1CWAC/F721BOXM1CWAC/F721BXXU1CWAC | Feb 16, 2023 | Android 13 | Feature | 1 | on server |
F721BXXS1BWA2/F721BOXM1BVL9/F721BXXU1BVL9 | Jan 19, 2023 | Android 13 | Security | 1 | on server |
F721BXXU1BVL9/F721BOXM1BVL9/F721BXXU1BVL9 | Dec 28, 2022 | Android 13 | Feature | 1 | on server |
F721BXXS1BVKC/F721BOXM1BVK3/F721BXXU1BVK3 | Dec 14, 2022 | Android 13 | Security | 1 | on server |
F721BXXU1BVK3/F721BOXM1BVK3/F721BXXU1BVK3 | Nov 29, 2022 | Android 13 | Feature | 1 | on server |
F721BXXS1AVJE/F721BOXM1AVJ5/F721BXXU1AVJ5 | Nov 8, 2022 | Android 12 | Security | 1 | on server |
F721BXXU1AVIA/F721BOXM1AVIA/F721BXXU1AVIA | Sep 27, 2022 | Android 12 | Feature | 1 | on server |
F721BXXU1AVHH/F721BOXM1AVHH/F721BXXU1AVHH | Sep 13, 2022 | Android 12 | Feature | 1 | on server |
F721BXXU1AVGA/F721BOXM1AVGA/F721BXXU1AVGA | Aug 10, 2022 | Android 12 | Feature | 1 | on server |
Download the latest O2C build
samloader download -m SM-F721B -r O2C -v F721BXXSCIZH3/F721BOXMCIZE1/F721BXXSCIZE1Changelog and security patch level
Samsung's official release notes for SM-F721B in O2C, including the security patch level of each update: doc.samsungmobile.com/SM-F721B/O2C. We don't show the patch level ourselves (why).
See how to download Samsung firmware and
how to flash it. Back to the SM-F721B overview.
All models with O2C: Samsung CSC O2C.