update the latest Safari OS for my MacBook air
I have 1.6GH/4GB/128GB MacBook Air.
Safari is not safe enough for the bank... Looking for a Mac OS to replace / upgrade.
I'm not good at this.
Question marked as
The model year of a MacBook Air is available at Apple menu > About This Mac. If you reply with the model year we can provide more help, or see the following:
A late 2010 through mid-2011 MacBook Air can be upgraded to High Sierra 10.13.6 but no later version. See: https://support.apple.com/en-us/HT211683
A mid 2012 MacBook Air can be upgraded to Catalina 10.15.7. See: https://support.apple.com/en-us/HT211683
A mid 2013 and early 2014 can be upgraded to the current version of Big Sur. See: https://support.apple.com/en-us/HT211683
An early 2015 or later can be upgraded to the current version of Monterey. See: https://support.apple.com/en-us/HT212735