: Some 6.1.7 variants are labeled as "CS," which stands for Custom Script, allowing advanced users to run persistent scripts on the device. Official Download and Sources
Firmware version belongs to the airOS 8 or airMax AC generation, depending on the specific product line. It is not the latest firmware—Ubiquiti has since released versions like 8.7.x and even transitioned to UISP—but 6.1.7 remains critical for certain legacy deployments. ubnt firmware 61 7 licensed download work
: There are reports of instability on 900MHz devices, where the firmware causes customer de-associations every few hours. Official Availability : Some 6