Thank you for reaching out to us. We are sorry that you haven’t been able to block certain contacts. We are considering bringing this ability to outlook on the mobile browser. However in the meantime you can do this from outlook.com on a desktop or a laptop. Follow the steps mentioned here https://answers.microsoft.com/en-us/outlook_com/forum/all/how-do-i-block-the-email-of-someone-harassing-me/d2d4a775-b8c8-4c38-bcc6-404a940030e8.
An error occurred while saving the commentEmiel N commented
Make blocking spam and phishing easier , !
like when i want to block mail , ask me for keywords too , to block , OR make an option to do that , we can turn on OR off
Unsubscribe dont work either , when i try , its like i am getting more everyday , maybe with the option above , they stay away