Sandisk ixpand 128gb not connecting to Sony bravia Tv

I have Sony 4K x7500 model no tv ,when I try connecting sandisk ixpand to the USB port of the tv it shows sandisk ixpand safely ejected 4 times and does not connected to it. The Sony model does support exfat but sandisk not supported. Is there any way to resolve.

have u tried doing software update.i have same issur that tv cant see hdd or flash drives with default video app.
try installing esfil exploer or xplorer file manger.then i was able to see all my files and open drives.