Q: itunes doesn't sync

Hello Jayadova,

Thank you for using Apple Support Communities. It's my understanding you're unable to sync music to your iPhone from iTunes. I know how important it to have music on any device. I am happy to help.

Please make sure you have the latest version of iTunes. You can use the link below to get the latest version if needed:
Get the latest version of iTunes

If the issue persists please make sure to follow the steps in the following article:
Sync your iPhone, iPad, or iPod touch with iTunes on your computer using USB

Have a great day!