AT&T is on roll and it started rolling out Android 6.0.1 Marshmallow based January security patch for it’s Galaxy S5 Active and S6 Active. The updates are rolling out via OTA(Over The Air), carrying build number G870AUCS2DPK3 for S5 Active and G890AUCU5CPK3 for S6 Active. These updates are low sized updates because they just carry security patches so if you update your device via Mobile data it will be downloaded quickly. The firmware for S5 Active weighs about 27MB where as 14MB for the S6 Active.
Galaxy S5 Active is not eligible for the Nougat update but the S6 Active is still in the waiting list, however latest flagships have already sweeten their mouth with the Nougat taste. But if you are really getting impatient for the Nougat then we recommend you try the latest Android 7.1.1 Nougat based Lineage OS on your device. Visit this section and choose the firmware for your device. We have posted details about the new firmware, you can check the list below for an overview before flashing it on your device.
Android version: Android 6.0.1 Marshmallow
Android security patch level: January 12, 2017
Devices: AT&T S5 Active/AT&T S6 Active
Build No: G870AUCS2DPK3/G890AUCU5CPK3
Update latest firmware via Kies/Odin on Samsung devices
If you wish to update your device via Samsung Kies, Follow this guide.
Process to update firmware via Odin
Give us your feedback about the improvements you see in the latest firmware on your device. Stay tune for more updates.