AT&T has started to introduce June security update for the Samsung Galaxy S8 and Galaxy S8 Plus smartphones. Like all other previous updates, the latest security bits are being rolled out over the air. You will receive an automated message on your device when the update is available. The rollout will vary depending upon the location.
With build number NRD90M.G950USQS1AQF7, the June security update for Samsung Galaxy S8 measuring 128MB carries a Kernel version of 4.4.16-11449429. Moreover, the baseband version is tagged as G950USQS1AQF7. According to the AT&T support site, the security patches are oriented for Android 7.0 Nougat.
When it comes to the premium Samsung Galaxy S8+ smartphone, the June security update bears a build number of NRD90M.G955USQS1AQF7 with a total file size of 124MB. The update comes with a kernel version of 4.4.16-11449429 alongside baseband version of G955USQS1AQF7. As you can see, the file size is less than the Galaxy S8 and the update is pushed for Android 7.0 Nougat.
You will be able to download the update quickly since it measures less than 130MB. However, you should charge the device up to 65 percent to avoid interruption during the download process. Before proceeding to download the June security update, you should establish connectivity with Wi-Fi to avoid additional data charges.
If you are unable to view a message notification, you need to wait for few more days. Alternatively, you can manually verify the presence of the update by tapping the Settings icon. Normally, the installation of security updates will not cause any harm. However, we would suggest you capture a backup of the images and videos for safety purposes.