UE4.25 HTC VIVE can not use the trigger button in the packaged project,Why?

[cyx]

When using UE4.25 to create a VR template project, it runs normally in the editor, but after packaging, the trigger button of vive can no longer be used, and only the disk button can be used to move.

the same as ，From UE4.24 To UE4.26，HTC VIVE can not use the trigger button in the packaged project。Someone can help me？

the Template Project “FirstPerson” , Project Settings:

[anonymous_user_e1d5ba97]

I had the same problem. The solution was to enable the OpenXR plugin.

[cyx]

Thank you so much for solving my problem！