Most Epic Games products require certain redistributable packages to function correctly. Sometimes an installation may be corrupted or incomplete causing issues when running a game. To fix this you can reinstall the Microsoft Visual C++ Redistributable packages:
This file from Microsoft should work for most players: Vc_redist.x64.exe
If you are not able to install this version you can visit the Microsoft help site for alternate solutions and files: Microsoft Visual C++ Redistributable latest supported downloads00
If this did not help solve the issue try the next step in our troubleshooting: How do I adjust compatibility mode to fix issues with Fortnite?