Summary
Check Current Version: Navigate to Menu > System > Information to verify your current hardware and software version. Firmware Update Steps 1509 Dvb-t2 512m Firmware Update
Select the file from your USB drive and press OK. You will see a progress bar. Do not touch the remote or the power cord. Once the bar reaches 100%, the box will typically reboot automatically. 5. Factory Reset (Recommended) 1509 DVB‑T2 512M Firmware Update — Technical Report
Generic DVB-T2 boxes like the 1509 are notorious for bricking if you use the wrong firmware. Always verify the file with the community first. If you’re not comfortable with the risk, stick to the factory software. stick to the factory software.