Hi Shuyang,
You need to set the StartLocation as NetworkNeighborhood inorder to select the path specified in SelectLocation.
Code snippet:
this.folderBrowser1.StartLocation = Syncfusion.Windows.Forms.FolderBrowserFolder.NetworkNeighborhood ;
Please take a look at the
screenshot
attached for more clarification.
Thanks for choosing Syncfusion products.
Regards,
Anu.