If Input is no longer responsive after updating Snapdragon Spaces Services, you need to verify that your Snapdragon Spaces Services settings are configured properly. In order to do this,  follow these steps:

1) Open the Snapdragon Spaces Services APK 

2) Set “Display over other apps” to “Enabled”

3) Set “Camera permission” to “Enabled”

4) Set “Choose source” to “SpacesServices”