And then launch iTunes on your new Mac, click Edit menu and select Preferences. Make sure the external hard drive has enough space for the Media folder. You can see the Media Folder location from here. Where the Media Folder is? Remember the iTunes Preferences window in step 1. After that, you should copy the Media folder to an external hard drive. It will takes you quite a long time to consolidate your iTunes Library if you have hundreds of songs in the library. Step 2 Copy iTunes Library Media Folder to Mac In the Organize Library dialogue box, check Consolidate files and click OK.
And then click iTunes File menu > Library > Organize Library. From here, check the options: Keep iTunes Media folder organized and Copy files to iTunes Media folder when adding to library and click OK. If you're using a Mac, click iTunes menu and select Preferences. If you use a Windows PC, click iTunes Edit menu and select Preferences. Open the iTunes Library on your older computer.
Step 1 Consolidate iTunes Media File on Windows PC If you have a brand-new Mac, to sync your iPhone with the new Mac without losing any thing, you should first move iTunes Library from the old computer to your new Mac. Move iTunes Library from Old Computer to New Mac Move Music/Videos/Photos from iPhone to New Mac If you get a new iPhone and try to sync with your Mac, just skip to Part 3. In this case, you should follow the first 2 parts below to sync your iPhone with Mac. It will erase data on your iPhone and then fill it with new data from your iPhone. It happens all the time when users bought a new Mac and try to sync iPhone to new Mac, a message from iTunes pops up, saying it will erase the iPhone. How do I sync my iPhone to the new Mac? When I do it as what I usually do, it tells me it's going to erase my iPhone.