FLAC is the way to fly if you want huge reference files. Tapeworm is right, WMA Lossless is not supported, just regular WMA (compressed).
If you are interested in playing lossless files, I’d recommend FLAC, it’s free, and works very well.
Bob 
| Legal | Terms of Use | Privacy Statement | Forum Terms of Service |
|
| © Western Digital Corporation or its affiliates. All rights reserved. Western Digital Technologies, Inc. is the seller of record and licensee in the Americas of SanDisk® products. |