Are you using Windows 10 N editioni am using windows 10 HP laptop. Not sure N or not?
If yes, you need to install the media pack update from MS before you can use MTP USB mode to transfer files with your Android device.
Have you tried to run "Device Help" app on my Moto G4 Plus?
i do not see any such app on my phone?
do i need to download?
Device Help
https://play.google.com/store/apps/details?id=com.motorola.genie&hl=en
The above app is developed by Motorola Mobility LLC..