Hi Vinay,
Greetings from Syncfusion support.
Based on your shared information we suspect that you want to upload the selected files programmatically. So, we suggest you to refer the below how-to section to achieve your requirement.
If this is not your requirement, then please explain your requirement with detailed description with image/video representation. That will help us to provide exact solution as earlier as possible.
Regards,
Sureshkumar P