Samsung Galaxy Express 3 SM-J120A On AT&T network has now started receiving the latest October 2017 Security Patch OTA Update.The Update was released yesterday.The Update comes with build number J120AUCS4AQJ2 and is now available in the US as an OTA (Over-the-air).
The update is a very small update and weighs around 23MB in size.The Update is still based on Android 6.0.1 Marshmallow.Many AT&T Samsung Galaxy Express 3 users have already received the J120AUCS4AQJ2/KRACK Fix/October 2017 OTA Security Patch Update.You can manually check the update from Settings » Software update menu and tap on Download updates manually.If there is no update showing on your device, then wait for few days for the update to come to your device.
Before downloading the update make sure your device has more than 60% battery life left.You should download this update on WiFi network as you may charged on Cellular data as there would be additional data that might be used in downloading the update.
J120AUCS4AQJ2/KRACK Fix/October 2017 OTA Security Patch Update For AT&T Galaxy Express 3 Is Now Rolling Out:
This update brings some bug fixes which were available in the previous software build.It also brings some stability and performance improvements to the phone.The latest AT&T Galaxy Express 3 J120AUCS4AQJ2 October update addresses the KRACK Wi-Fi vulnerability.