You can add or manage passwords, secure notes, and form fill items all within the LastPass Mac App.

1. Select All Items in the left navigation.
2. Click Add Item.
3. 
4. Enter all the information you want to store. Depending on your item type, you can also:
   • Click the Favorite icon to mark as a Favorite
   • Manage Autologin (site passwords only)
   • Manage Disable Autofill (site passwords only)
   • Manage Require a Password Reprompt
   • Generate a New Password (site passwords only)
   • Assign to a folder
   • Add Attachments (secure notes and form fill items only)
5. Click Save when finished.
   You have now added a new Vault item.