Import and export keychain items
You can export keychain items from one computer and then import them into Keychain Access on another.
Import keychain items
Choose File > Import Items.
Navigate to the keychain items file you want to import and select it.
In the Destination Keychain pop-up menu, choose the keychain you want to import to, then click Open.
Export keychain items
Select the items you want to export in the Keychain Access window.
Choose File > Export Items.
If the Export Items menu is dimmed, then at least one of the selected items can’t be exported.
Select a location to save your keychain items, click the File Format pop-up menu, then choose a file type.
Click Save.
Enter a password.
The password is required to access the exported keychain items when you import them on another computer. Some exported items, such as public keys, don’t require a password.