https://support.microsoft.com/en-us/supportrequestform/8ad563e3-288e-2a61-8122-3ba03d6b8d75

https://support.microsoft.com/supportrequestform/8ad563e3-288e-2a61-8122-3ba03d6b8d75

https://kb.iweb.com/hc/en-us/articles/230267648-Subscribing-to-Microsoft-JMRP-and-SNDS

https://postmaster.live.com/snds/JMRP.aspx?wa=wsignin1.0

Setup SNDS Account

https://sendersupport.olc.protection.outlook.com/snds/pref.aspx