[Script Of Mar. 26] How to delete all contacts of a single mailbox in Exchange Online
The script is available for download from https://gallery.technet.microsoft.com//How-to-delete-all-contacts-c7fdca9a. You can also use Microsoft Script Browser for Windows PowerShell ISE to download the sample with one button click from within your scripting environment.
This script will delete mailbox’s contacts in Exchange Online.
You can find more All-In-One Script Framework script samples at https://aka.ms/onescriptingallery