As can be seen on the screenshot on https://www.telerik.com/support/whats-new/kendo-ui :
Hello Anna,
Thank you for your feedback!
Indeed you are correct that the icons for the built-in GridView and ListView that are rendered in the Toolbar of the FileManager should be swapped. I have linked this bug report to a GitHub item and already committed a fix for the issue:
After the testing process is completed successfully, and provided that everything works correctly, the fix will become available in the next Service Pack.
I have also updated your Telerik Points as a small token of gratitude for reporting this issue.
Regards,
Dimitar
Progress Telerik
The source of the confusion comes from this: