From the Login tab you can access the Login Monitoring Settings. These allow you to log all administrator user logins, as well as all user logins.

Record can be auto deleted after a set number of days. The default is 0 to keep all logins.

Click the View Login History button to easily access the stored history. This screen can also be accessed via ToggleWP > Login History from the main menu.

You can manually delete records older than 90 days, or all records.