However, if a copy of the Install app remains on your drive (which is likely if you have been unable to complete a successful install), the Mac App Store will claim that Lion is “Installed. It is very easy to update your Apple devices wirelessly. If you are trying to install the latest iOS software, go to your Settings, then select General followed by Software Update. If you are unable to update your device, you may also have this same problem.
I am able to install and sign-in to the Creative Cloud desktop but it keeps saying 'This installation is no longer functional. Uninstall and download the latest version'. Although what I have installed is the latest. I tried this multiple times but without any success. As a result, I am unable to install ANY APP from the Creative Cloud store.
Use Software Update
- Choose System Preferences from the Apple menu , then click Software Update to check for updates.
- If any updates are available, click the Update Now button to install them. Or click “More info” to see details about each update and select specific updates to install. You might be asked to enter your administrator password.
- When Software Update says that your Mac is up to date, the installed version of macOS and all of its apps are also up to date. That includes Safari, Music, Photos, Books, Messages, Mail, Calendar, and FaceTime.
- To automatically install future updates, including for apps that you got from the App Store, select “Automatically keep my Mac up to date.” Your Mac will notify you when updates require it to restart, so you can always choose to install those later.
Update the software on your iPhone, iPad, or iPod touch
Learn how to update your iPhone, iPad, or iPod touch to the latest version of iOS or iPadOS.
Unable To Install App On Macbook Pro
Learn more
Cannot Install App On Macbook
- Learn how to get updates for earlier versions of macOS that don't include Software Update preferences.
- You can also use the App Store to update apps or redownload apps that came from the App Store.
- Learn which macOS your Mac is using and how to upgrade to the latest macOS.
- When your Mac is connected to a Personal Hotspot, large updates don't download automatically.