What does syncing do on itunes

From here, you can customize the apps on your device, including how they are arranged and organized. Click these options to decide what music , movies , TV shows , and books from your iTunes library to sync to your iPhone.

If you have a lot of music on your computer, you may only want to sync specific playlists, albums, or artists. From here, you can choose to sync photos from your computer onto your iPhone. You can sync photos from any folder on your computer. If you have a Mac, you can also sync photos from the Photos app.

Click Back Up Now if you'd like to manually back up the iPhone on your computer. Because your iPhone will be backed up automatically to your computer when syncing or to iCloud if enabled , you likely won't need to use this option very often.

If your computer and iPhone use the same Wi-Fi network, you can sync your iPhone over Wi-Fi instead of plugging it in to the computer. You can sync your iPhone wirelessly to iCloud , which will work in the background to sync important information among your mobile devices. If you wish to export music from iPhone, you need the professional tool.

It is very easy to use and lets you view every song on iPhone. Step 3. Simply click the plus icon and then you can view iPhone data. Preview all the songs on iPhone and select the songs you need or you can also select them all.

Click OK. Tips: Your iPhone data is important. You could use it to easily backup iPhone to computer. Connect iPhone to iTunes and you will see the section of your iPhone information on the left.

You can download items from the iTunes Store directly to your device, and—if you have an iCloud account—use iCloud to make sure items like your photos, contacts, and calendars are on both your computer and device. Automatic syncing is the quickest and easiest option: it updates your device to match your iTunes library whenever you connect the device.

You can select which items are automatically synced for example, your entire library or just certain playlists. And you can still manually add most types of content to your device including songs, movies, TV shows, and podcasts. If you want to sync contacts, calendars, and photos to your device, you must sync them automatically. It only takes a minute to sign up. Connect and share knowledge within a single location that is structured and easy to search.

Apart from the answer Shaggy D gave, that it doesn't overwrite anything unless specifically instructed, just merges the two "branches" of the library including pointing out and creating separate files in instances of for example notes that have been modified on both locations creating a conflict sync is also when the phone contents that aren't part of the iTunes library get backed up, if you're backing up to a computer instead of iCloud.

So for example your sms convos, preference files etc. That part of it is indeed a one-way process, from phone to computer. The reverse is when you click "restore from backup". A thing to note is that if you want your backup to truly mirror your device you need to turn on encryption or it will skip some sensitive data, health and such. A last tip about the library - generally it will transfer App Store purchases made on the phone to the computer, which can take up a lot of space and the files are of no use to the computer.

Still, if they're not on the computer they won't be put back on the device in the event of a restore. If in need of space on your main drive definitely either move your entire iTunes library to a different drive, or symlink the Mobile Applications folder and move the. If you add, change, or delete a file from one location, the synchronization process will add, change, or delete the same file at the other location.