In the back half of 2025, Amazon introduced its new proprietary, Linux-based operating system, Vega OS which replaces the Fire OS. The old platform was an Android fork based on the Android Open Source Project.
Controversially, the new OS is more locked down lacking sideloading support. In a sprawling interview with the UK-based Cord Busters, Amazon's vice president of Fire TV, Aidan Marcuss, finally explains why the switch was made.