Everytime I try installing an application from App Store, it states that I need. higher version which is 10.15. Further my system software is up to date which is not true, what can I do ? The latest update I am currently on is High Sierra version 10.13.6. how Can I Update to 10.15? knowing that it is not available on the App Store update section.
MacBook Air 13″, macOS 10.13
Back up your data, check your applications for compatibility, click here, and depending on which MacBook Air model you have, then on the download link for Catalina, Big Sur, or Monterey; it needs to be at least a 2012 one to run any of them. If you get a Mac App Store preview page, change the https at the beginning of its address to macappstore.
Catalina and newer won't run 32-bit software; download and use Go64 to scan for it. To look other programs up, click here.
(217206)
Back up your data, check your applications for compatibility, click here, and depending on which MacBook Air model you have, then on the download link for Catalina, Big Sur, or Monterey; it needs to be at least a 2012 one to run any of them. If you get a Mac App Store preview page, change the https at the beginning of its address to macappstore.
Catalina and newer won't run 32-bit software; download and use Go64 to scan for it. To look other programs up, click here.
(217206)
Why can't I find the latest version of Mac OS?
