The ‘X’ letter here indicates the hard drive of Windows 10. X:\Program Files (x86) \Steam \steamapps \com. There exist some particular steps by which you can work the Fallout 3 game in the compatibility mode and they can be mentioned as follows.
Trying to run the Fallout 3 game in the compatibility mode of the computer will be very easy for the people and can also give effective results to them in the first place for sure. The working of Fallout 3 game functions properly in some cases if it is worked in the compatibility mode. SOLUTION 2 – Running Fallout 3 in the Compatibility Mode: The above steps should be properly considered by the people who want to find a solution to their Fallout 3 work failure. After the completion of this procedure, try to launch the Fallout 3 game application and check whether it is running properly or not.Click on the option ‘Run this program as an administrator and enable it in the first place.