Perform a new automatic channel scan. Select your country and scan type (DVB-T2). Do not restore a previously saved channel list.
After the box reboots, it will likely return to the initial setup factory state. Select your preferred and Country .
This guide details why updates are necessary, how to prepare your hardware, and the exact step-by-step process to safely flash your device. Why Update Your 1509 DVB-T2 512M Firmware? 1509 Dvb-t2 512m Firmware Update
You have missing channels, audio/video sync issues, or USB playback bugs.
, time-shifting, and multimedia playback via USB (supporting formats like MKV, AVI, and MP4). User Interface Perform a new automatic channel scan
Misaligned subtitles (cut off at the bottom of the screen) are a common sign of outdated firmware.
Completing the 1509 DVB-T2 512M Firmware Update: A Full Technical Guide After the box reboots, it will likely return
Format your USB drive to FAT32. Move the extracted .bin file into the root directory of the flash drive. Do not hide it inside folders, or the receiver will not find it. Safely eject the drive from your PC. Step 3: Connect and Navigate the Receiver Menu
| Problem | Likely Fix | |---------|-------------| | Box won’t detect USB | Try another USB drive (older/smaller works best). | | “Update failed” error | Wrong firmware version – double-check HW revision. | | Box stuck on boot logo | Re-flash using the button method; if still stuck, need a serial TTL recovery. | | No channels after update | Factory reset + rescan manually (not auto). |
A progress bar will appear on your TV screen. Once the update reaches 100%, the receiver will automatically reboot. Troubleshooting Common Update Failures