http://www.haccord.org/playing_a_usb_flash_drive-116.html
My files are in MP3, however they are not playing in my HONDA!
Hence I started my research
I found this website to convert for free many types of files: https://www.freeconvert.com/
Your audio system reads and plays sound files on a USB flash drive in either MP3, WMA or AAC*1 format.
Connect your USB flash drive to the USB port, then press the AUX button.
• How to Select a File from the Music Search List
Playing via bluetooth is another challenge, at times it works smoothly, at other times, it doesn't!
Here i some info:
Honda Accord: Playing Bluetooth® Audio
Press the (pick-up) button on the steering wheel to receive a call when Bluetooth® Audio is playing.
Press the (hang-up/back) button to end the call and return to Bluetooth® Audio.
If you receive a call while Bluetooth® Audio is in the pause mode, it will resume play after ending the call.
Playing a USB Flash Drive
Your audio system reads and plays sound files on a USB flash drive in either MP3, WMA or AAC*1 format. Connect your USB flash drive to the USB port, then press the AUX button. • How to Selec ...Audio System Basic Operation
To use the audio system function, the power mode must be in ACCESSORY or ON. Use the selector knob, DISP and BACK buttons to access some audio functions. Press to switch between the normal ...