Updated for Windows 11

Trouble reports on the internet suggest that disabling/stopping the Windows Service "Touch screen keyboard and handwriting panel" solves problems with many programs including the FT4Web Family Tab.

Touble Shooting

Step 1

Restart your computer, then make sure you've completed all of Microsoft's' requested Windows Updates. Usually every thing will work at this time.

If this does not solve the problem, complete the next step

Step 2

Disable the Touch Keyboard Service

This is the first step, and the step that should suffice for the majority of users of Windows 10. Also works for Windows 8, see below.

1. Open up the Services menu by pressing Windows (key that looks like a window) + R on your keyboard.
2. Type “services.msc” in the box and click OK.

   
3. In the Services menu that pops up, click on “Name” in the header of the leftmost column to sort the services alphabetically
4. Scroll to “Touch Keyboard and Handwriting Panel Service”.
5. Double click on the entry

   
6. Change Startup type to Disabled.
7.  Click Apply and OK if available under "Service status"
8. Click “OK” then, reboot your computer. The change should be permanent. Your Family Tab should work.

If this does not solve the problem, complete the next step

Step 3

Remove Touch Keyboard Service Auto Start