Hey there Keith.m,
Thanks for reaching out to Apple Support Communities. I understand you’re having issues importing the photos on your iPhone to your Windows 10 PC. I’ll be happy to help with this.
Do you use iCloud with your photos? If so, you can use iCloud for Windows to help you sync your photos over. Take a look at this article for more info:
Set up and use iCloud Photos on your Windows PC
Also, make sure you have the latest version of iTunes on your PC. You can use this link to help you do this:
Update to the latest version of iTunes
Also, make sure you have the following update installed on your Windows 10 PC:
Get the Windows 10 May 2019 Update
Once you’ve done that, make sure you’re using the steps from this link to help you import your photos:
Import photos and videos from phone to PC
Cheers