Windows "optimizes" older games in ways that often break them. Disabling these can stabilize the launch.
If the game launches to a black screen with sound, it likely tried to set a resolution your monitor doesn't support. splinter cell conviction black screen fix
Ctrl + Alt + Delete to open Task Manager.Conviction_game.exe > Set Affinity."The resolution is mismatched, Sam," Anna Grímsdóttir replied, her fingers flying across a keyboard miles away. "The hardware is too fast for the old code. You're trying to push 4K into a pipeline built for 720p. You need to rewrite the ConvictionUserPC.ini file before the system terminates the process." Technical Report: Splinter Cell: Conviction – Black Screen