In-game Overlays: If you are using Steam or any other launcher to run Fallout 4, chances are that you have the launcher’s in-game overlay enabled.

Therefore, it is best to sort out your mods and check if that fixes this issue on your computer.

Unconfigured Mods: If you haven’t optimized your mod configuration or if you are running some mods that are incompatible with each other, Fallout 4 won’t start.

The Fallout 4 won’t start unless you let it through your antivirus so that it can access all of its files.

Antivirus Software: Many a time it is seen that the Antiviruses installed on the computer trigger false errors that prevent certain games or software from being able to access their files or the internet.

Therefore, Fallout 4 won’t start if you are running it with an incompatible operating system. Some games aren’t fully compatible with the latest Windows OS and they run better with older versions.

Incompatibility Issues: Not all games are compatible with multiple operating systems and this issue is especially seen across Windows.

Admin privileges are very important for some games to function properly because it gives them permission to read and write on the system drive.

Admin Privileges: If the game is missing administrative privileges on your device this error might be seen on your computer.

It is best to check for the integrity of the game files to ensure that this hasn’t happened to you.

Missing Game Files: A lot of people have been facing this issue because some of there game files went missing or were corrupted due to a storage failure and due to this their Fallout 4 won’t start.

Fallout 4 won’t start error What Causes the ‘Fallout 4 won’t Start’ Issue?Īfter analyzing user-feedback and going through the individual repair strategies that have been adopted to fix it, we decided that the following are the most common triggers behind this issue.

We have addressed these issues with the fixes listed in this article. However, we have recently gotten wind of an issue where Fallout 4 won’t start for some players and it sometimes crashes during launch or sometimes it just fails to start and nothing happens on the screen. Fallout 4 is one of the most popular Fallout games and it has a huge player base and fandom.

Fallout 4 new start