Latest Samsung Galaxy A26 5G (SM-A266U1) - TMB firmware

Samsung Galaxy A26 5G (SM-A266U1) firmware for USA (T-Mobile) (TMB): 5 builds in the SamMobile archive, newest first. The latest is A266U1UESACZH3 (Android 16, built 20 August 2026). Open a build to download it, or switch region with the country selector.

SM-A266B SM-A266M SM-A266U SM-S266V

Model		Build date	PDA	Version
SM-A266U1	USA (T-Mobile)	2026-08-20	A266U1UESACZH3	16
SM-A266U1	USA (T-Mobile)	2026-07-13	A266U1UES9CZG2	16
SM-A266U1	USA (T-Mobile)	2025-08-06	A266U1UES4AYH1	15
SM-A266U1	USA (T-Mobile)	2025-07-08	A266U1UES3AYG1	15
SM-A266U1	USA (T-Mobile)	2025-02-18	A266U1UEU1AYB7	15

Model	Country/Carrier
SM-A266U1	USA (T-Mobile)
Build date	PDA
2026-08-20	A266U1UESACZH3
Version
16

Model	Country/Carrier
SM-A266U1	USA (T-Mobile)
Build date	PDA
2026-07-13	A266U1UES9CZG2
Version
16

Model	Country/Carrier
SM-A266U1	USA (T-Mobile)
Build date	PDA
2025-08-06	A266U1UES4AYH1
Version
15

Model	Country/Carrier
SM-A266U1	USA (T-Mobile)
Build date	PDA
2025-07-08	A266U1UES3AYG1
Version
15

Model	Country/Carrier
SM-A266U1	USA (T-Mobile)
Build date	PDA
2025-02-18	A266U1UEU1AYB7
Version
15

Latest Samsung Galaxy A26 5G (SM-A266U1) - TMB firmware

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