- Ever since Lion (OS X 10.7), Apple has hidden your personal Library folder (/Library) by default. In Lion and Mountain Lion (OS X 10.8), you could make the folder visible, but it required some work.
- Apr 21, 2015 I successfully migrated from iPhoto library to this new Photos Library in April.17th, and everything seems okay except for some minor bugs. But from yesterday on, I started Photos and got this message 'Can't open Photos Library, try another.' If I try reading iPhoto or Aperture Library.
- Mar 18, 2020 Follow these steps to use the Photos library repair tool: Hold down the Option and Command keys while you open Photos on your Mac.
Back up your library
How to open library ebooks downloaded on a Mac. If you're using Safari to download library ebooks, you may need to manually open the ACSM file for each ebook you download. Use the steps below to locate ACSM files and open them in Adobe Digital Editions: Open Finder. Click Downloads. Double-click the.
Opening Different Iphoto Library On Mac
Before following any of these steps, it's a good idea to create a backup of your photo library, even if you use iCloud Photos. You can use Time Machine, use a third-party backup solution, or copy the library to an external drive. By default, your photo library is stored in the Pictures folder within your home folder.
Make sure that your software is up to date
Photos is part of the Mac operating system. You can avoid or fix many issues by running the most up-to-date version of macOS. Learn more about updating the software on your Mac.
If you use RAW images in Photos, learn more about the digital camera RAW formats supported by iOS, iPadOS, and macOS.
If you have trouble migrating an existing iPhoto or Aperture library to Photos
You might see an alert message when you first open Photos or migrate an existing iPhoto or Aperture library. Learn what to do if Photos can’t copy or create a library.
If the Media Browser isn't showing your photos and videos
Use the Media Browser to make images from your photo library available in other apps, like Pages and iMovie. The Media Browser shows only the contents of the Photos library designated as the System Photo Library. If you have more than one Photos library—and the one you're using isn't set as the System Photo Library—the Media Browser won't show its contents.
Follow these steps to designate the current library as the System Photo Library:
- Choose Photos > Preferences.
- Click the General button at the top of the Preferences window.
- Click Use as System Photo Library.
If you're having other issues with Photos
If you're experiencing other issues—like missing or blank photo thumbnails, unexpected behavior, or if Photos won’t open—try to see if it's an issue with your library by following these steps.
Where Is Library On Mac
Create a new Photos library and see if your issues persist:
- Quit Photos.
- Press and hold the Option key while you open Photos.
- In the dialog that appears, click Create New.
- Give your new library a name, then click OK. Note whether Photos opens successfully with this new library.
Open Hidden Library In Mac
To return to your main Photos library, quit Photos. Then open it again while holding the Option key, select your main library, and click Choose Library.
Alternatively, you can open Photos in another user account on your Mac and note whether Photos opens successfully.
Opening Photos Library On Mac
If Photos opens with the new library, or in a different user account, it might mean that there's an issue with your library. Follow the steps to use the Photos library repair tool on your main Photos library.
Opening Library On Mac Os
Learn more
Opening Library On Mac Download
- Learn how to create and order print products like books or calendars in Photos with Project Extensions.
- Get help with iCloud Photos.