User wants to turn off notifications for his user

Summary:

Hi Team,
Business user wants to turn off notifications for himself for PO.
Trying to check the requirement:
Below steps I got it:
Click on notification — Select worklist — click on username — preferences — Notification —

Able to see above screen
Do we need to select Business Email from Available channel and click MessageCross Icon to deactivate?

Please help me in confirming the same.

Thanks

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