Under "Go to...," click Settings Under "Settings," click Edit Ignore List Select the contacts who you want to remove f...

To ignore someone who is not on your Messenger List:

. Messages from all non-contacts will now be ignored. Ignoring people will not block incoming "add toMessenger Android

To learn about the different options you have for protection from unwanted contacts , please see the instructions to block them in Yahoo!<...

- Ignore List : If this option is checked, messages from non- contacts are ignored .Messenger Mobile | Messenger Android

If the add requests are spam, you can just use the Block All

There are two ways to solve this issue:

Learn how to stop receiving instant messages while in Yahoo! Mail by turning off Yahoo! Messenger in Mail

To stop receiving notifications, ensure you are on the latest version of Yahoo! Messenger.