Answer
Here is the most current suggest workflows to fix the Windows 10 and Windows Mobile Device Center (WMDC) Connection Issues
Â
New Windows 10 machine
–Â Â Â Â Â Â Â Â Â Install the latest Windows Updates from Microsoft (1803 as of August 2018)
–Â Â Â Â Â Â Â Â Â Check the USB to PC status on the Mobile Device
o  Power on the Windows Mobile Device (Geos, TCS3, etc)
o  On the mobile device, go into start/settings/connections.Â
o  Choose USB to PC icon.Â
Â
Â
o  Uncheck the box next to “Enable advanced network functionality” and click on OK
Â
Â
–Â Â Â Â Â Â Â Â Â Connect the Mobile Device to the PC
o  Let it install the drivers and WMDC
o  If the device will not connect, then run this Registry exe as an Admin
o  If that doesn’t work, then try this suggestions https://social.msdn.microsoft.com/Forums/en-US/93efdeb2-b417-476a-9252-689375163c4d/unable-to-install-windows-mobile-device-center-on-windows-10-v-1709?forum=windowsmobiledev
Â
Â
Windows 10 with existing installation of WMDC
–Â Â Â Â Â Â Â Â Â Uninstall Windows Mobile Device Center (WMDC)
–Â Â Â Â Â Â Â Â Â Install the latest Windows Updates from Microsoft
–Â Â Â Â Â Â Â Â Â Check the USB to PC status on the Mobile Device
o  Power on the Windows Mobile Device (Geos, TCS3, etc)
o  On the mobile device, go into start/settings/connections.Â
o  Choose USB to PC icon
o  Uncheck the box next to “Enable advanced network functionality” and click on OK
Â
–Â Â Â Â Â Â Â Â Â Plug in the Windows Mobile Device (Geos, TCS3, etc)
–Â Â Â Â Â Â Â Â Â Let it install the drivers and WMDC
o  If the device will not connect, then run this Registry exe as an Admin (right click and choose run as admin)
o  If that doesn’t work, then try this suggestions https://social.msdn.microsoft.com/Forums/en-US/93efdeb2-b417-476a-9252-689375163c4d/unable-to-install-windows-mobile-device-center-on-windows-10-v-1709?forum=windowsmobiledev
Â
Â
If you are still having problems then please visit these support notes:
Â
–Â Â Â Â Â Â Â Â Â Windows Moible Device Center Connection Issues Support Note
–Â Â Â Â Â Â Â Â Â Geo7X Handheld:Â Tips for connecting to the Windows Mobile Device Center Support Note
Â
Â
Or if you don’t want to mess with Windows Mobile Device Center, then they can use some other options
Â
–Â Â Â Â Â Â Â Â Â Store data to an SD card, use Data Transfer GIS folder Option (Video:Â https://www.youtube.com/watch?v=VNuwdKMD1bc)
–Â Â Â Â Â Â Â Â Â Use the Geo7X USB Switcher app, then use Data Transfer GIS folder Option