Selecting values on Multi-Select picklist in Communities or Lightning Experience
|Knowledge Article Number||000239620|
|Description||When using Communities or Lightning Experience the Multi-Select picklist fields don't have an arrow or Add button to select multiple values from the Available box to Selected box.|
|Resolution||This is working as designed for Multi-Select fields in the two mentioned environments, Communities and Lightning Experience.
In order to select a value or multiple values from the Multi-Select picklist field, you must use the CTRL+ click function. Hold down the CTRL key in the keyboard and then click on the values you want to select.