How to enable/disable WordPress update email notifications in Plesk?

Applicable to:

NOTE: Notifications can be enabled/disabled on the whole server only.

Disabling notifications via Plesk interface

Go to Tools & settings > Notifications and disable required notifications:

Disabling notification on the Linux server directly via SSH

Login server via SSH;
Create Plesk database dump;
Access Plesk database;
Run the following:

MYSQL_LIN: mysql> create view wp as select distinct module_id from ModuleSettings where name like '%wp%';
mysql> update ModuleSettings set value='{"notifyAdmin":false,"notifyResellers":false,"notifyClients":false,"notifyCustomEmail":false,"customEmail":"","message":"<available_updates_text><available_updates_list><installed_updates_text><installed_updates_list><requirements_updates_text><requirements_updates_list>"}' where module_id=(select module_id from wp);
mysql> drop view wp;