Additionally, the “hot” update often :
2024–2025 (generalized) Subject: Firmware update for DVB-T2 decoders with chipset version 1509, 512MB flash memory, and performance/temperature issues. 1509 dvbt2 512m firmware update hot
The firmware for the digital TV box is used to update the device's software, fix bugs (such as image freezing or remote control issues), and ensure compatibility with newer broadcasting standards. Updating the firmware can improve system stability and sometimes adds support for new features like H.265 (HEVC) decoding. Updating the Firmware via USB 512MB flash memory
“I skimmed.”