Multi Picklist separates selected options by a semi-colon (;) which itself imposes OR condition in Salesforce.
For example; we have Multi Picklist field name Field 1 and criteria specified as below:
For criteria (1 OR 2). It processes records which match to criteria below and change record owner.
(Field 1 equals Option 1 OR Field 1 equals Option 2) OR (Field 1 equals Option 1 OR Field 1 equals Option 2)
.png?Policy=eyJTdGF0ZW1lbnQiOlt7IlJlc291cmNlIjoiaHR0cHM6Ly9kemY4dnF2MjRlcWhnLmNsb3VkZnJvbnQubmV0L3VzZXJmaWxlcy8yMzgxLzQ0MDcvY2tmaW5kZXIvaW1hZ2VzL2ltYWdlKDkpLnBuZyIsIkNvbmRpdGlvbiI6eyJEYXRlTGVzc1RoYW4iOnsiQVdTOkVwb2NoVGltZSI6MTc3MTc3MTEwNH19fV19&Signature=LyCfYIxK~dygnOuxXpz9r7KgiTvgz7x9CNu7SQiYVFMfj-9Wl9fDxFdiQIV3XVrAjdjUEknuRQZF1Pcp5rYnTqMMtjWmbu30PXCnG3jReJpv1U23E4i-PaCsYayYbrlJ3vRTW9Or2T6ZGMhMzofIzzE9T0qLpRrkiZMbkaekeJF-5T0F0snDGo8uLfoD3fX~McPeg2WS7vK2GGW3-wFXhc7zEMl4sO70cfyQU3P746Ny747PA132qyCRLICqSpoGVUzj~bn~XpviWNZafSLI4waEuijCpt8J6t8PWM0ojIF~n-7eGEXwKgxes~EayRPWEpigC55DsEprbGWDHNRU9w__&Key-Pair-Id=K2TK3EG287XSFC)
For criteria (1 AND 2). It processes records which match to criteria below and changed record owner.
(Field 1 equals Option 1 OR Field 1 equals Option 2) AND (Field 1 equals Option 1 OR Field 1 equals Option 2)
.png?Policy=eyJTdGF0ZW1lbnQiOlt7IlJlc291cmNlIjoiaHR0cHM6Ly9kemY4dnF2MjRlcWhnLmNsb3VkZnJvbnQubmV0L3VzZXJmaWxlcy8yMzgxLzQ0MDcvY2tmaW5kZXIvaW1hZ2VzL2ltYWdlKDEwKS5wbmciLCJDb25kaXRpb24iOnsiRGF0ZUxlc3NUaGFuIjp7IkFXUzpFcG9jaFRpbWUiOjE3NzE3NzExMDR9fX1dfQ__&Signature=YABOmVxRzKV-PB3aiolKfk7XqLCweCNGEFJOWIYObJLher7sprBg~ohz0q38iD4xGOfXBM5eecnGj7edTWSA7bsZDHoF3sIoAPvfIvf-Nr3s7qScpjaQlogRdVxkQdmCV1VIWccgXo2nDQL2UICM~tuXLxKHud9FzuA5mkARgP2xXWpW4f9j4zOHn-2gxfhagjgmreh6dQjhlE-0QRP6MyLfu~VQ659nezJ~fXzuR5qISAiX2uPZez03WyjuHPSUukvHZ2wHF5KPYWPRATgBdwmoKu7hxnqmGkYPVwDWaC8iz2D1p9ykTo-DBgOWDaNwPC~MRvyGcb0NpEMbRlfesQ__&Key-Pair-Id=K2TK3EG287XSFC)
Please contact us at support@ortooapps.com for any questions.