Updating to the latest S18069 build usually provides several enhancements:
Improved buffering and compatibility with M3U playlists and Xtream codes.
the S18069 .bin file and save it to the root of the USB. Plug the USB into the receiver. Go to Menu > Settings > Upgrade > USB Upgrade . Select the file and press OK . Warning: Do not turn off the power during this process. Method 2: RS232 Loader (Recovery)
Ensure a stable power connection. A flicker during a flash can corrupt the SPI Flash memory.
Click "Start" and then plug in the receiver's power adapter. Wait for the progress bar to reach 100%. Where to Find the Download?