500 addresses can be added to the Blocked Senders list.
- It is recommended to unsubscribe from unwanted marketing/notification emails if the sender is known to be reputable instead of adding to Blocked Senders.
1024 addresses can be added to the Safe Senders list.
- It is not recommended to use the option to trust personal contacts as that will automatically add all emails addresses in your contacts to the Safe Senders list. This could greatly reduce the amount of addresses that can be added to the Safe Senders list by adding many addresses that would normally be delivered.