Article ID : 00228637 / Last Modified : 06/20/2019

My car stereo doesn't recognize files from a connected USB device

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IMPORTANT: This article applies only to specific products and/or operating systems. Check Applicable Products and Categories for details.

This may occur if your USB device has exceeded the maximum capacity of folders or files that your car stereo can recognize. Check the table below to determine the maximum number of folders and files your car stereo can support.

USB PortNo. of foldersFiles per folderTotal no. of files
USB1No Limit25620,000
USB225525665,280