If an error occurred while installing an update or upgrade, find out how to resolve installation issues.Place a check next to each account you want to sync to mobile. Click Get Started to select the accounts you want to sync to your mobile device. Depending on the sizing of the Quicken window, the Mobile & Web tab may be located in the More tab. If your Mac doesn't include Software Update, use the App Store to get updates. First, set up Quicken Mobile Sync in Quicken Desktop: Open Quicken and go to the Mobile & Web tab.If you want to update your iOS device, find out how to update iPhone, iPad or iPod touch.If you want to update apps that were downloaded from the App Store, use the App Store to get updates.If Software Update says that your Mac is up to date, then macOS and all of the apps it installs are up to date, including Safari, Messages, Mail, Music, Photos, FaceTime, Calendar and Books.If you're having difficulty finding or installing updates: Find out more about the latest macOS upgrade or about old versions of macOS that are still available.
Find out more about macOS Big Sur updates, for example.