SM-A310M firmware for ZTO – Brazil

11 builds for the Galaxy A3 ⑥ in region ZTO. 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
`A310MUBS3CTI6/A310MZTO3CSJ1/A310MUBU3CSJ1`	Oct 6, 2020	Android 7	Security	3	on server
`A310MUBU3CSJ3/A310MZTO3CSJ1/A310MUBU3CSJ1`	Oct 28, 2019	Android 7	Feature	3	on server
`A310MUBS3CSE1/A310MZTO3CRK2/A310MUBS3CSE1`	May 28, 2019	Android 7	Security	3	on server
`A310MUBS3CRK7/A310MZTO3CRK2/A310MUBS3CRK2`	Dec 19, 2018	Android 7	Security	3	pulled
`A310MUBU2CQL5/A310MZTO2CQL4/A310MUBU2CQL4`	Jan 10, 2018	Android 7	Feature	2	pulled
`A310MUBU2CQG1/A310MZTO2CQG1/A310MUBU2CQG1`	Jul 30, 2017	Android 7	Feature	2	pulled
`A310MUBU2BQB2/A310MZTO2BQB2/A310MUBU2BQB2`	Apr 17, 2017	Android 6	Feature	2	pulled
`A310MUBU2BQA1/A310MZTO2BQA1/A310MUBU2BQA1`	Feb 20, 2017	Android 6	Feature	2	pulled
`A310MUBU2BPK1/A310MZTO2BPK1/A310MUBU2BPK1`	Dec 7, 2016	Android 6	Feature	2	pulled
`A310MUBU2BPI4/A310MZTO2BPI4/A310MUBU2BPI4`	Oct 18, 2016	Android 6	Feature	2	pulled
`A310MUBU2APG1/A310MZTO2APG1/A310MUBU2APG1`	Jul 20, 2016	Android 5	Feature	2	pulled

Download the latest ZTO build

samloader download -m SM-A310M -r ZTO -v A310MUBS3CTI6/A310MZTO3CSJ1/A310MUBU3CSJ1

Samsung's official release notes for SM-A310M in ZTO, including the security patch level of each update: doc.samsungmobile.com/SM-A310M/ZTO.