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    Latest Samsung Galaxy S21 (SM-G991B) - O2U firmware

    Model Country/Carrier Date PDA Version
    SM-G991B United Kingdom (O2) 2024-10-16 G991BXXSDGXI5 14
    SM-G991B United Kingdom (O2) 2024-09-11 G991BXXSCGXH7 14
    SM-G991B United Kingdom (O2) 2024-08-20 G991BXXUCGXGC 14
    SM-G991B United Kingdom (O2) 2024-07-15 G991BXXSCGXF5 14
    SM-G991B United Kingdom (O2) 2024-06-12 G991BXXSBGXED 14
    SM-G991B United Kingdom (O2) 2024-06-10 G991BXXUBGXE7 14
    SM-G991B United Kingdom (O2) 2024-05-16 G991BXXSBGXDH 14
    SM-G991B United Kingdom (O2) 2024-04-08 G991BXXSAFXCL 14
    SM-G991B United Kingdom (O2) 2024-03-13 G991BXXS9FXBD 14
    SM-G991B United Kingdom (O2) 2024-02-19 G991BXXS9FXAH 14
    SM-G991B United Kingdom (O2) 2024-01-15 G991BXXS9FWL9 14
    SM-G991B United Kingdom (O2) 2023-12-19 G991BXXS9FWKB 14
    SM-G991B United Kingdom (O2) 2023-11-26 G991BXXU9FWK2 14
    SM-G991B United Kingdom (O2) 2023-11-09 G991BXXS9EWJO 13
    SM-G991B United Kingdom (O2) 2023-10-25 G991BXXS9EWJG 13
    SM-G991B United Kingdom (O2) 2023-10-10 G991BXXS9EWIA 13
    SM-G991B United Kingdom (O2) 2023-09-19 G991BXXS9EWI1 13
    SM-G991B United Kingdom (O2) 2023-09-17 G991BXXU9EWH5 13
    SM-G991B United Kingdom (O2) 2023-08-17 G991BXXS9EWH1 13
    SM-G991B United Kingdom (O2) 2023-07-10 G991BXXS9EWF3 13
    SM-G991B United Kingdom (O2) 2023-05-22 G991BXXS7EWD3 13
    SM-G991B United Kingdom (O2) 2023-04-13 G991BXXU7EWCH 13
    SM-G991B United Kingdom (O2) 2023-03-13 G991BXXS6EWBB 13
    SM-G991B United Kingdom (O2) 2023-02-19 G991BXXU6EWAF 13
    SM-G991B United Kingdom (O2) 2023-01-18 G991BXXS5DWA4 13
    SM-G991B United Kingdom (O2) 2023-01-05 G991BXXS5DVL3 13
    SM-G991B United Kingdom (O2) 2022-12-20 G991BXXU5DVKF 13
    SM-G991B United Kingdom (O2) 2022-11-14 G991BXXS5DVK1 13
    SM-G991B United Kingdom (O2) 2022-10-11 G991BXXS5CVIF 12
    SM-G991B United Kingdom (O2) 2022-09-18 G991BXXS5CVHI 12
    SM-G991B United Kingdom (O2) 2022-09-04 G991BXXU5CVH7 12
    SM-G991B United Kingdom (O2) 2022-08-01 G991BXXU5CVGB 12
    SM-G991B United Kingdom (O2) 2022-07-07 G991BXXS5CVFB 12
    SM-G991B United Kingdom (O2) 2022-06-23 G991BXXU5CVF1 12
    SM-G991B United Kingdom (O2) 2022-05-09 G991BXXU5CVDD 12
    SM-G991B United Kingdom (O2) 2022-04-14 G991BXXU4CVD2 12
    SM-G991B United Kingdom (O2) 2022-03-21 G991BXXU4CVC4 12
    SM-G991B United Kingdom (O2) 2022-03-01 G991BXXU4BVB1 12
    SM-G991B United Kingdom (O2) 2022-01-16 G991BXXU4BULF 12
    SM-G991B United Kingdom (O2) 2021-12-26 G991BXXS3BULC 12
    SM-G991B United Kingdom (O2) 2021-11-30 G991BXXU3BUKG 12
    SM-G991B United Kingdom (O2) 2021-11-17 G991BXXU3BUK8 12
    SM-G991B United Kingdom (O2) 2021-11-03 G991BXXS3AUJ7 11
    SM-G991B United Kingdom (O2) 2021-10-04 G991BXXU3AUIE 11
    SM-G991B United Kingdom (O2) 2021-09-15 G991BXXS3AUHD 11
    SM-G991B United Kingdom (O2) 2021-09-05 G991BXXU3AUHB 11
    SM-G991B United Kingdom (O2) 2021-08-08 G991BXXU3AUGM 11
    SM-G991B United Kingdom (O2) 2021-07-19 G991BXXU3AUG4 11
    SM-G991B United Kingdom (O2) 2021-06-28 G991BXXU3AUF6 11
    SM-G991B United Kingdom (O2) 2021-05-11 G991BXXU3AUE1 11
    SM-G991B United Kingdom (O2) 2021-04-05 G991BXXU2AUC8 11
    SM-G991B United Kingdom (O2) 2021-03-07 G991BXXS2AUBB 11
    SM-G991B United Kingdom (O2) 2021-02-19 G991BXXU1AUB8 11
    SM-G991B United Kingdom (O2) 2021-01-28 G991BXXU1AUAB 11
    SM-G991B United Kingdom (O2) 2021-01-20 G991BXXU1AUA4 11
    SM-G991B United Kingdom (O2) 2021-01-14 G991BXXU1ATLD 11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-10-16 G991BXXSDGXI5
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-09-11 G991BXXSCGXH7
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-08-20 G991BXXUCGXGC
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-07-15 G991BXXSCGXF5
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-06-12 G991BXXSBGXED
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-06-10 G991BXXUBGXE7
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-05-16 G991BXXSBGXDH
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-04-08 G991BXXSAFXCL
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-03-13 G991BXXS9FXBD
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-02-19 G991BXXS9FXAH
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2024-01-15 G991BXXS9FWL9
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-12-19 G991BXXS9FWKB
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-11-26 G991BXXU9FWK2
    Version
    14
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-11-09 G991BXXS9EWJO
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-10-25 G991BXXS9EWJG
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-10-10 G991BXXS9EWIA
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-09-19 G991BXXS9EWI1
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-09-17 G991BXXU9EWH5
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-08-17 G991BXXS9EWH1
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-07-10 G991BXXS9EWF3
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-05-22 G991BXXS7EWD3
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-04-13 G991BXXU7EWCH
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-03-13 G991BXXS6EWBB
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-02-19 G991BXXU6EWAF
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-01-18 G991BXXS5DWA4
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2023-01-05 G991BXXS5DVL3
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-12-20 G991BXXU5DVKF
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-11-14 G991BXXS5DVK1
    Version
    13
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-10-11 G991BXXS5CVIF
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-09-18 G991BXXS5CVHI
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-09-04 G991BXXU5CVH7
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-08-01 G991BXXU5CVGB
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-07-07 G991BXXS5CVFB
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-06-23 G991BXXU5CVF1
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-05-09 G991BXXU5CVDD
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-04-14 G991BXXU4CVD2
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-03-21 G991BXXU4CVC4
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-03-01 G991BXXU4BVB1
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2022-01-16 G991BXXU4BULF
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-12-26 G991BXXS3BULC
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-11-30 G991BXXU3BUKG
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-11-17 G991BXXU3BUK8
    Version
    12
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-11-03 G991BXXS3AUJ7
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-10-04 G991BXXU3AUIE
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-09-15 G991BXXS3AUHD
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-09-05 G991BXXU3AUHB
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-08-08 G991BXXU3AUGM
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-07-19 G991BXXU3AUG4
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-06-28 G991BXXU3AUF6
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-05-11 G991BXXU3AUE1
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-04-05 G991BXXU2AUC8
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-03-07 G991BXXS2AUBB
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-02-19 G991BXXU1AUB8
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-01-28 G991BXXU1AUAB
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-01-20 G991BXXU1AUA4
    Version
    11
    Model Country/Carrier
    SM-G991B United Kingdom (O2)
    Date PDA
    2021-01-14 G991BXXU1ATLD
    Version
    11

    DOWNLOAD FIRMWARE

    READ FIRST

    We recommend using Samsung’s own utilities, Samsung Smart Switch and OTA (Over-the-air), to upgrade devices. Use SamMobile only if you are 100% sure about the risks involved in flashing your device. SamMobile is not responsible for any damage caused by using the files on this website.