This update includes improvements to functions as listed below.
The exact changes may differ depending on your device model, country, and service provider.
To get the best from your device, please keep your device up to date and regularly check for software updates.

W2017 (SM-W2017)

Build Number : W2017KEU1ARG1

Android version : Marshmallow(Android 6.0.1)

Release Date : 2018-07-24

- Other bug fixes
ㆍFixed the issue that 199/188/166 number can't register samsung account.
ㆍFixed an issue in which the "Sending out" character was displayed while using the CTC SIM Card.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.

Build Number : W2017KEU1AQK1

Android version : Marshmallow(Android 6.0.1)

Release Date : 2017-12-11

- My Knox service will terminate after updating.
( Existing installation My Knox application can be used and reinstalling is impossible. )
Improved performance
ㆍThe stability of the CTC network in Guangzhou area is improved.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.

Build Number : W2017KEU1AQJ2

Android version : Marshmallow(Android 6.0.1)

Release Date : 2017-11-10

- Other bug fixes
ㆍFixed an issue that Smart capture sometimes doesn't work.
If your phone met this problem, Please do below operation after fota upgrading.
( Setting → Applications → select any app → Permissions )
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.

Build Number : W2017KEU1AQI1

Android version : Marshmallow(Android 6.0.1)

Release Date : 2017-10-17

- Added new feature
ㆍAdded backup/restore functioin for 3x3 shortcuts and Social App Key.
( 3x3 shortcuts ) → long presss "*" key, 3x3 shortcuts will pop up.
- The app below will be changed to an app that can be deleted.
ㆍSamsung Notes, Email.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.

Build Number : W2017KEU1AQG3

Android version : Marshmallow(Android 6.0.1)

Release Date : 2017-07-25

- Improved performance
ㆍImproved performance with efficient memory management

Build Number : W2017KEU1AQE1

Android version : Marshmallow(Android 6.0.1)

Release Date : 2017-06-26

- Added new feature
ㆍTransit Service are supported in Samsung Pay.(Beijing/Shanghai)
( Please check the Samsung Pay APP for the Transit Service schedule. )

Build Number : W2017KEU1AQC2

Android version : Marshmallow(Android 6.0.1)

Release Date : 2017-04-11

- Added new feature
ㆍAdd Open/Close Premium Watch by volume Key in Folder Close status.
- Peformence improvements
ㆍThe Stability of Battery charging has been improved.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.

Build Number : W2017KEU1APK1

Android version : Marshmallow(Android 6.0.1)

Release Date : 2016-11-28

- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.