Samsung Mobile galaxy-s21-ultra-5g End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Samsung Mobile galaxy-s21-ultra-5g reached end of life on 21 Feb 2026. It no longer receives security fixes.
226 days without security patches
Recommended action: upgrade to Samsung Mobile galaxy-s26-fe. Support timeline
Official dates from the Samsung Mobile release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 29 Jan 2021 | 5y 8mo ago |
| Android Upgrades ended | 6 Oct 2025 | security fixes only after this |
| Security Updates ended | 21 Feb 2026 | 7mo ago |
| Latest release | — | final |
Where to go from galaxy-s21-ultra-5g
Recommended target: Samsung Mobile galaxy-s26-fe (supported until 4 Sept 2033).
The newest actively supported branch is Samsung Mobile galaxy-s26-fe (latest release ).
Frequently asked questions
Is Samsung Mobile galaxy-s21-ultra-5g still safe to use?
Samsung Mobile galaxy-s21-ultra-5g reached end of life on 21 Feb 2026, 226 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Samsung Mobile galaxy-s21-ultra-5g?
Yes — the final release (galaxy-s21-ultra-5g) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Samsung Mobile galaxy-s21-ultra-5g to?
Upgrade to Samsung Mobile galaxy-s26-fe, the newest actively supported branch (supported until 4 Sept 2033).
All Samsung Mobile versions
galaxy-s26-fe supported galaxy-z-flip8 supported galaxy-z-fold8 supported galaxy-z-fold8-ultra supported galaxy-f70-pro-5g supported galaxy-a27-5g supported galaxy-m47-5g supported galaxy-a57-5g supported galaxy-a37-5g supported galaxy-m17e-5g supported galaxy-s26-ultra supported galaxy-s26+ supported galaxy-s26 supported galaxy-f70e-5g supported galaxy-a07-5g supported galaxy-z-trifold supported galaxy-m17-5g supported w26 supported galaxy-f07 supported galaxy-m07 supported galaxy-f17-5g supported galaxy-s25-fe supported galaxy-a07 supported galaxy-a17-5g supported galaxy-a17 supported galaxy-z-fold7 supported galaxy-z-flip7-fe supported galaxy-z-flip7 supported galaxy-f36-5g supported galaxy-m36-5g supported galaxy-s25-edge supported galaxy-f56-5g supported galaxy-xcover7-pro supported galaxy-m56-5g supported galaxy-a56-5g supported galaxy-a36-5g supported galaxy-a26-5g supported galaxy-f16-5g supported galaxy-m16-5g supported galaxy-m06-5g supported galaxy-a06-5g supported galaxy-f06-5g supported galaxy-s25-ultra supported galaxy-s25+ supported galaxy-s25 supported galaxy-a16 supported w25-flip supported w25 supported galaxy-a16-5g supported galaxy-z-fold-special-edition supported galaxy-s24-fe supported galaxy-m55s-5g supported galaxy-f05 supported galaxy-m05 supported galaxy-f14 supported galaxy-a06 supported galaxy-z-fold6 supported galaxy-z-flip6 supported galaxy-m35-5g supported galaxy-f55-5g supported galaxy-c55-5g supported galaxy-m55-5g supported galaxy-m15-5g supported galaxy-f15-5g supported galaxy-a55-5g supported galaxy-a35-5g supported galaxy-m14 supported galaxy-s24-ultra supported galaxy-s24+ supported galaxy-s24 supported galaxy-xcover7 supported galaxy-a25-5g supported galaxy-a15-5g supported galaxy-a15 supported galaxy-m44-5g supported galaxy-a05s supported galaxy-a05 supported galaxy-s23-fe supported w24-flip supported w24 supported galaxy-z-fold5 supported galaxy-z-flip5 supported galaxy-f34-5g supported galaxy-m34-5g supported galaxy-f54-5g supported galaxy-a14 supported galaxy-a24 supported galaxy-m14-5g supported galaxy-m54-5g supported galaxy-f14-5g supported galaxy-a54-5g supported galaxy-a34-5g supported galaxy-s23-ultra supported galaxy-s23+ supported galaxy-s23 supported galaxy-f04 supported galaxy-a14-5g supported galaxy-m04 supported galaxy-a04e supported w23-flip supported w23 supported galaxy-a04 supported galaxy-a04s supported galaxy-a23-5g supported galaxy-z-fold4 supported galaxy-z-flip4 supported galaxy-m13-5g EOL 2026 galaxy-m13-india EOL 2025 galaxy-xcover6-pro supported galaxy-a13-sm-a137 EOL 2026 galaxy-m13 EOL 2026 galaxy-f13 EOL 2026 galaxy-m53-5g EOL 2026 galaxy-a73-5g supported galaxy-m33-5g EOL 2026 galaxy-m23-5g EOL 2026 galaxy-s20-fe EOL 2025 galaxy-a53-5g supported galaxy-a33-5g supported galaxy-a23 EOL 2026 galaxy-a13 EOL 2026 galaxy-f23 EOL 2025 galaxy-s22-ultra supported galaxy-s22+ supported galaxy-s22 supported galaxy-a03 EOL 2026 galaxy-s21-fe-5g supported galaxy-a03-core EOL 2026 galaxy-a13-5g EOL 2026 w22-5g EOL 2025 galaxy-m22 EOL 2025 galaxy-f42-5g EOL 2025 galaxy-m52-5g EOL 2025 galaxy-m32-5g EOL 2025 galaxy-a52s-5g EOL 2025 galaxy-z-fold3-5g EOL 2026 galaxy-z-flip3-5g EOL 2026 galaxy-a03s EOL 2025 galaxy-a12-india EOL galaxy-a12-nacho EOL galaxy-m21-2021 EOL 2025 galaxy-f22 EOL 2025 galaxy-m32 EOL 2025 galaxy-a22-5g EOL 2025 galaxy-a22 EOL 2025 galaxy-f52-5g EOL 2025 galaxy-a82-5g EOL galaxy-m42-5g EOL 2025 galaxy-a-quantum2 supported galaxy-f12 EOL 2024 galaxy-f02s EOL 2024 galaxy-a52 EOL galaxy-a72 EOL 2025 galaxy-m12-india EOL 2024 galaxy-a52-5g EOL 2025 galaxy-xcover5 supported galaxy-m62 EOL 2024 galaxy-a32 EOL 2025 galaxy-f62 EOL 2024 galaxy-m02 EOL 2024 galaxy-m31s EOL 2024 galaxy-s21-ultra-5g EOL 2026 galaxy-s21+-5g EOL 2026 galaxy-s21-5g EOL 2026 galaxy-a02 EOL 2024 galaxy-a32-5g EOL 2025 galaxy-m02s EOL 2024 galaxy-a02s EOL 2025 galaxy-a12 EOL 2024 galaxy-m12 EOL 2024 galaxy-a42-5g EOL 2024 galaxy-m21s EOL galaxy-z-fold2-5g EOL 2024 galaxy-m31-prime EOL galaxy-f41 EOL galaxy-s20-fe-5g EOL 2025 galaxy-s20-fe-2020 EOL galaxy-z-fold-2 EOL 2024 galaxy-note20-ultra-5g EOL 2025 galaxy-note20-5g EOL 2025 galaxy-note20-ultra EOL 2025 galaxy-note20 EOL 2025 galaxy-a51-5g-uw EOL 2024 galaxy-z-flip-5g EOL 2024 galaxy-a51-5g EOL 2024 galaxy-m51 EOL 2023 galaxy-a01-core EOL galaxy-m01-core EOL galaxy-m01s EOL galaxy-a71-5g-uw EOL galaxy-a21 EOL galaxy-a71-5g EOL galaxy-s20-5g-uw EOL 2024 galaxy-a21s EOL galaxy-m01 EOL galaxy-a-quantum EOL galaxy-a11 EOL galaxy-m11 EOL galaxy-a31 EOL galaxy-j2-core-2020 EOL galaxy-xcover-fieldpro EOL galaxy-m21 EOL 2024 galaxy-a41 EOL galaxy-s20-ultra EOL 2025 galaxy-s20-ultra-5g EOL 2025 galaxy-s20+-5g EOL 2025 galaxy-s20+ EOL 2025 galaxy-s20-5g EOL 2025 galaxy-s20 EOL 2025 galaxy-m31 EOL galaxy-z-flip EOL galaxy-a71 EOL galaxy-s10-lite EOL galaxy-note10-lite EOL galaxy-xcover-pro EOL 2024 galaxy-a51 EOL galaxy-a01 EOL galaxy-fold-5g EOL galaxy-m30s EOL galaxy-a20s EOL galaxy-a30s EOL galaxy-fold EOL galaxy-a90-5g EOL galaxy-a70s EOL galaxy-a50s EOL galaxy-m10s EOL galaxy-a10s EOL galaxy-a10e EOL galaxy-note10+ EOL galaxy-note10 EOL galaxy-note10+-5g EOL galaxy-note10-5g EOL galaxy-xcover-4s EOL galaxy-a60 EOL galaxy-m40 EOL galaxy-a80 EOL galaxy-a70 EOL galaxy-a20e EOL galaxy-a20 EOL galaxy-a40 EOL galaxy-view2 EOL 2021 galaxy-a2-core EOL 2021 galaxy-a10 EOL galaxy-a50 EOL 2023 galaxy-a30 EOL galaxy-m30 EOL galaxy-s10-5g EOL galaxy-s10 EOL 2023 galaxy-s10+ EOL 2023 galaxy-s10e EOL 2023 galaxy-m20 EOL galaxy-m10 EOL galaxy-a8s EOL galaxy-j4-core EOL 2020 galaxy-a6s EOL galaxy-a9-2018 EOL 2022 galaxy-j6+ EOL 2022 galaxy-j4+ EOL 2020 galaxy-a7-2018 EOL 2022 galaxy-note-9 EOL 2022 galaxy-j2-core EOL 2021 galaxy-j8 EOL 2021 galaxy-on6 EOL 2022 galaxy-j7-2018 EOL 2021 galaxy-j7-top EOL 2021 galaxy-j3-2018 EOL 2021 galaxy-a8-star EOL 2022 galaxy-j6 EOL 2022 galaxy-j4 EOL 2022 galaxy-s-light-luxury EOL galaxy-a6+-2018 EOL 2021 galaxy-a6-2018 EOL 2022 galaxy-j7-prime-2 EOL 2021 galaxy-j7-duo EOL 2021 galaxy-s9+ EOL 2022 galaxy-s9 EOL 2022 galaxy-a8-2018-enterprise EOL 2021 galaxy-a8+-2018 EOL 2021 galaxy-a8-2018 EOL 2022 galaxy-j2-pro-2018 EOL 2019 galaxy-j2-2017 EOL galaxy-c7-2017 EOL gear-sport EOL galaxy-note8 EOL 2021 galaxy-s8-active EOL 2021 galaxy-note-fe EOL 2019 galaxy-j7-2017 EOL 2019 galaxy-j7-pro EOL 2019 galaxy-j3-2017 EOL 2019 galaxy-folder2 EOL galaxy-j7-neo EOL 2019 galaxy-j7-max EOL 2019 galaxy-j5-2017 EOL 2019 z4 EOL gear-s3-classic-lte EOL galaxy-s8 EOL 2021 galaxy-s8+ EOL 2021 galaxy-xcover-4 EOL 2019 galaxy-j7-v EOL 2019 galaxy-c5-pro EOL 2018 galaxy-c7-pro EOL 2019 galaxy-j3-emerge EOL 2019 galaxy-a7-2017 EOL 2020 galaxy-a5-2017 EOL 2019 galaxy-a3-2017 EOL 2020 galaxy-j1-mini-prime EOL galaxy-j7-prime EOL 2020 galaxy-grand-prime-plus EOL galaxy-j2-prime EOL galaxy-c9-pro EOL 2019 gear-s3-classic EOL gear-s3-frontier EOL gear-s3-frontier-lte EOL galaxy-a8-2016 EOL galaxy-on8 EOL 2019 galaxy-on7-2016 EOL 2020 galaxy-j5-prime EOL 2020 galaxy-note7 EOL z2 EOL galaxy-note-7-usa EOL galaxy-j-max EOL galaxy-on7-pro EOL galaxy-on5-pro EOL galaxy-j2-pro-2016 EOL 2019 galaxy-j2-2016 EOL 2018 z3-corporate EOL galaxy-s7-active EOL galaxy-j3-pro EOL 2021 galaxy-c7 EOL 2018 galaxy-c5 EOL 2019 galaxy-j3-2016 EOL 2019 galaxy-a9-pro-2016 EOL 2019 galaxy-xcover3-g389f EOL 2018 galaxy-j7-2016 EOL 2019 galaxy-j5-2016 EOL 2019 gear-s2-classic-3g EOL galaxy-express-prime EOL galaxy-s7-edge EOL 2019 galaxy-s7 EOL 2019 galaxy-j1-nxt EOL galaxy-j1-2016 EOL galaxy-a9-2016 EOL galaxy-a7-2016 EOL 2018 galaxy-a5-2016 EOL 2019 galaxy-a3-2016 EOL 2018 galaxy-view EOL 2018 galaxy-on7 EOL 2018 galaxy-on5 EOL z3 EOL galaxy-j1-ace EOL gear-s2-classic EOL 2018 gear-s2 EOL 2018 gear-s2-3g EOL 2018 galaxy-j2 EOL galaxy-note-5-usa EOL galaxy-note-5 EOL 2018 galaxy-note-5-duos EOL 2018 galaxy-s6-edge+-usa EOL galaxy-s6-edge+ EOL 2018 galaxy-s6-edge+-duos EOL 2018 galaxy-s5-neo EOL 2018 galaxy-a8-duos EOL 2017 galaxy-a8 EOL 2017 galaxy-j5 EOL 2019 galaxy-j7 EOL 2018 galaxy-folder EOL galaxy-v-plus EOL galaxy-s4-mini-i9195i EOL galaxy-s6-active EOL galaxy-s6-duos EOL galaxy-xcover-3 EOL galaxy-s6-edge-usa EOL galaxy-s6-usa EOL 2018 galaxy-s6-edge EOL 2018 galaxy-s6 EOL 2018 galaxy-j1-4g EOL galaxy-j1 EOL galaxy-a7-duos EOL galaxy-e7 EOL galaxy-e5 EOL z1 EOL galaxy-grand-max EOL galaxy-a5 EOL galaxy-a3-duos EOL galaxy-a3 EOL galaxy-core-prime EOL galaxy-a5-duos EOL galaxy-s5-plus EOL galaxy-note-edge EOL galaxy-core-lte-g386w EOL galaxy-grand-prime-duos-tv EOL galaxy-grand-prime EOL galaxy-note-4-duos EOL galaxy-note4 EOL 2017 gear-s EOL galaxy-young-2 EOL galaxy-pocket-2 EOL galaxy-v EOL galaxy-ace-style-lte-g357 EOL galaxy-mega-2 EOL galaxy-alpha-s801 EOL galaxy-alpha EOL 2017 galaxy-w EOL galaxy-s5-lte-a-g901f EOL galaxy-s5-mini-duos EOL galaxy-s-duos-3 EOL galaxy-ace-nxt EOL galaxy-star-2-plus EOL galaxy-ace-4-lte-g313 EOL galaxy-ace-4 EOL galaxy-star-2 EOL gear-live EOL galaxy-avant EOL galaxy-s5-mini EOL 2017 galaxy-core-ii EOL galaxy-s5-lte-a-g906s EOL 2017 galaxy-beam2 EOL galaxy-s5-sport EOL galaxy-core-lite-lte EOL i9301i-galaxy-s3-neo EOL galaxy-k-zoom EOL galaxy-s5-duos EOL gear-2-neo EOL galaxy-s5-active EOL galaxy-ace-style EOL galaxy-core-lte EOL galaxy-star-trios-s5283 EOL gear-2 EOL i9300i-galaxy-s3-neo EOL ativ-se EOL galaxy-s5-octa-core EOL 2017 galaxy-s5 EOL 2017 g3812b-galaxy-s3-slim EOL i8200-galaxy-s-iii-mini-ve EOL galaxy-note-pro-12.2-lte EOL galaxy-note-pro-12.2-3g EOL galaxy-note-3-neo-duos EOL galaxy-note-3-neo EOL galaxy-grand-neo EOL galaxy-note-pro-12.2 EOL galaxy-gear EOL