What you need to know
- Apple has confirmed that macOS Catalina only supports one iTunes library.
- Users who update to the beta will have to select the specific library they want to use.
- The other libraries will remain in the location where they are saved.
- Apple does suggest that support for multiple iTunes library in macOS Catalina could arrive in the fall.
Apple has confirmed in a new internal support document that the current betas for macOS Catalina do not support multiple iTunes libraries. First spotted by MacRumors, the minor change throws in wrinkle for users who have multiple libraries.
With the introduction of macOS Catalina, Apple is introducing far reaching changes to iTunes which breaks it off into three separate apps: Music, TV and Podcasts. One area that is affecting are iTunes libraries.
For the time being, the first two developer betas and the first public beta of macOS Catalina do not support switching between multiple iTunes libraries. You'll have to select one library to use as your default prior to installing the macOS Catalina beta and the rest of the libraries will remain in the location you saved them.
To select a specific library, just quit iTunes, press on the Options key as you open it again and you'll be greeted with the option to select your library of choice.
Apple does suggest that future support for multiple iTunes libraries could arrive with the official release of macOS Catalina in the fall. Until the, you're stuck with one if you're using the beta.
Some things you may need for the public beta of macOS
Samsung T5 SSD (From $85 at Amazon)
Samsung's T5 SSD has super fast transfer rates with write speeds up to 540MB/s, which is great for backing up your Mac before installing a beta.
Belkin Thunderbolt 3 cable ($30 at Amazon)
For up to four times transfer speed, make sure you're using a Thunderbolt 3 cable. Belkin's brand supports up to 100W power delivery and measures 1.6-feet long for a little extra length.
SanDisk Dual Drive (From $25 at Apple)
If you want to make a bootable installer of a new macOS or just want to preserve an older macOS in case you want to downgrade, SanDisk's Dual drive is perfect. It has a reversible USB-C and USB-A connector, too!
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