Hi PRASHANT,
To better understand the issue you are facing, we kindly
request that you provide us with some additional information. Please share your
DropDownListComponent rendering code with the open property value and your
exact Syncfusion package version. Additionally, if possible, please provide a
simple sample that replicates the issue, along with a video demonstration if
available.
Providing these details will help us to provide you with an
exact solution in a timely manner.
Regards,
Sureshkumar P