I have a problem with my music on my iTunes
Most of my songs I have on iTunes wouldn't play or sync on my other devices after subscribing to apple music. can anyone me fix it?
MacBook Pro (13-inch Early 2011), OS X El Capitan (10.11.2)
https://discussions.apple.com/thread/7163823 - If you have signed up for Apple Music or iTunes Match you won't have the option to manually manage or sync music to a device in iTunes. Music syncing is done through iCloud and all your eligible music should appear there. Movies can still be synced.
A bit more about this, and some options- https://discussions.apple.com/thread/7194995 and: Move content from iTunes on your computer to your iPhone, iPad, or iPod touch
- https://support.apple.com/en-us/HT201593
and a workaround - https://discussions.apple.com/thread/7202449?answerId=28842873022#28842873022
If you have not signed up for one of the iCloud based services:
https://discussions.apple.com/thread/7104625?answerId=28481661022#28481661022 - "Music syncing has changed in iTunes 12.2.0 and iOS 8.4 Music App."