Delete saved password in Keychain Access on a Mac

The instructions below will show one how to remove a saved password in Keychain.

Go to the Go menu and select Utilities (see image below).
In the window the opens, select Keychain Access.
In Keychain Access, select the All Items category on the left to review the list of sites and services for which you've saved a password.

NOTE: Use the Search feature to reduce the number of listed passwords.
Right-click (or CTRL click) the desired password.
Select Delete again to confirm.