Samsung started rolling out the October 2018 security patch for its devices last week. It has released the update for a handful of devices today. The Galaxy A6+, Galaxy J4, Galaxy J5 Prime and the Galaxy J7 Duo have all received a firmware update with the October 2018 security patch.The updates have been released in various markets. Users elsewhere should rest assured that these updates would soon be released in their markets as well. It’s only a matter of time now before that happens.October security patch rolling out to more devicesThe Galaxy A6+ is receiving firmware version A605FJXU3ARI2 with the October 2018 security patch. It has been released in the United Arab Emirates and Iraq so far. The firmware is available for download from our database.Firmware version J400FXXU2ARJ3 is out now for the Galaxy J4 in South Africa and Saudi Arabia. It’s available for download from our firmware section. The Galaxy J5 Prime has received G570MUBU3CRI3 in Trinidad and Tobago only so far. You can download it here.Last but not the least, firmware version J720MUBU3ARI2 has been rolled out in Brazil and Trinidad and Tobago for the Galaxy J7 Duo. Head over to our firmware section to download it. These updates don’t bring much in the way of new features as they’re incremental releases meant only to bump up the security patch level.The October 2018 security patch has fixes for dozens of vulnerabilities found in the Android OS. It also gets patches for vulnerabilities found in Samsung’s own software. The pace at which these updates have been sent out is promising. Hopefully, Samsung will swiftly roll them out in other markets as well.