Newer firmware often features a cleaner menu or better translation for multi-language support.
You are trying to install firmware for a different version of the 1509 chip. Stop immediately and verify your model number. 1509 Dvb-t2 512m Firmware Update
Some updates improve the "Auto-Scan" feature to find new frequencies. Newer firmware often features a cleaner menu or
Sometimes new firmware changes the remote codes. If this happens, you may need a universal remote or to flash the original firmware back via an RS232 recovery tool. as this can "brick" the receiver
Never unplug your device during an update, as this can "brick" the receiver, making it unusable. Step-by-Step Guide to Updating the 1509 DVB-T2
Improves the playback of MKV, AVI, or MP4 files via the USB port. Pre-Update Checklist Before you begin, ensure you have the following: