How to filter regarding entity in dynamic CRM using JavaScript
//filter regarding function regardingFilter (executionContext) { var formContext = executionContext.getFormContext(); var regarding = formContext.getControl("regardingobjectid") ? formContext.getControl("regardingobjectid") : null; if (regarding.getEntityTypes().length >= 1) { regarding.setEntityTypes(['opportunity']); } } Screenshot: After filter: Before filter :