USB/microSD Not
Recognised
Check to see if the microSD or USB has been
inserted correctly.
Ensure the format of the USB/microSD is
FAT32 or exFAT otherwise it will not work.
Connect it to your computer to check the
format or in order to change it from NTFS to
FAT32 or exFAT.
Check to see if the volume is turned up on
your smartphone.
Check if the volume on the FM transmitter
has been turned up.
Check if the USB or microSD has been
inserted correctly and formatted to FAT32 if
playing in music mode.
Loud Noise & Static While
Playing
Change the FM frequency to a more clear
and unused channel otherwise this noise will
continue.
If your car has a 3.5mm audio input socket,
then connect the auxiliary cable from the line