10 Fixes For Fallout 4 Crashes on Startup

Fallout 4 is a popular video game developed by Bethesda that is available for the PlayStation 4, Xbox One, and PC platforms. Many have faced the problem of Fallout 4 crashes on startups. There could be a variety of factors contributing to this. 

fallout 4 crashes on startup

How do you determine the most appropriate strategy for resolving the problem? This comprehensive solution manual for the popular action-adventure game contains every solution available. You won’t have to worry about anything, even turning off game features or aesthetics.

Why Does Fallout 4 Crash?

Fallout 4 crashing can be caused by various factors, with some players experiencing Fallout 4 crashing immediately after loading, while others experience Fallout 4 crashing after a few minutes.

Although it varies from case to case, most Fallout 4 crashes are caused by problems with the video quality, graphics card problems, or hardware problems.

An outdated graphics card driver can also cause it, along with an antivirus program interfering with the game, incorrect Fallout settings, or problems with the current Fallout 4 version. Game cashing may also occur if your machine does not meet the minimum technical requirements set by the game developer.

Minimum Requirements of Fallout 4

The following are the minimum system requirements for playing Fallout 4 on a PC:

  • Operating System: Windows 7/8/10 is the operating system (64-bit OS required)
  • Processor: 2.8GHz Core i5-2300 / AMD Phenom II X4 945 or comparable processor
  • Memory: 8 GB of random access memory
  • Hard disc space: There is 30 GB of free hard drive space.
  • Video: NVIDIA GTX 550 Ti 2GB / AMD Radeon HD 7870 2GB or a similar graphics card is required.

However, for the processor, Intel Core i7 4790 3.6GHz, AMD FX-9590 4.7GHz, or a similar processor is recommended. 

Top 10 Methods to Fix Fallout 4 Crashing On Startup

  1. Update Graphics Card Driver 
  2. Configure the Graphics Option to Low
  3. Update Fallout 4 to the Latest Version
  4. Change Compatibility Settings
  5. Modify Fallout 4 Settings
  6. Make Sure that Disk Space Is Abundant
  7. Check the Integrity of Game Files
  8. Disable Antivirus Program Temporarily
  9. Disabling Steam Cloud
  10. Mouse acceleration issue

1. Update Graphics Card Driver

If your computer satisfies the game’s system requirements, we recommend that you also make sure you have the most recent graphics card drivers on your computer. NVIDIA Drivers for supported video cards can be downloaded from this link

Download NVIDIA Drivers from Geforce Drivers to update graphics card driver

We recommend that you manually download the most recent drivers from the websites listed above and that you altogether remove your prior drivers before proceeding.

2. Configure the Graphics Option to Low

Fallout 4 is a graphically and computationally complex video game with various setup options. It also enables you to make a variety of configurations and tweaks to the game parameters, which can significantly impact your overall performance.

Click on a low resolution to get low graphics
  • Fallout 4 will be launched on your PC, and its launcher will be established. 
  • Click on the Options button on the main screen after that.
  • You can then select Low details or click on Advanced and manually alter the settings.
  • After you’ve finished making changes, click on OK to save them.
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3. Update Fallout 4 Latest Version

Despite previous updates, Fallout 4 continues to receive patches and bug fixes. These patches address various issues, including crashes, bugs, and other issues. Consequently, updating should be your first port of call if you wish to address the crashing issue.

  • Always watch for the most recent update, DLC, and other related items to play. 
  • You will receive notifications in most cases, depending on the engine. 
  • However, it is a good idea to check for these manually regularly. 
  • Using a direct installation PC means you’ll have to check the internet once in a while.
  • After updating your computer regularly, make sure to restart it once.

4. Change Compatibility Settings

If Fallout 4 is stuck at the loading screen, try changing the compatibility settings in the application’s Properties window. The following are step-by-step instructions.

  • Locate and right-click on the Fallout 4 game installation folder, then pick Properties from the context menu that appears. 
  • Another option is to launch Steam and then right-click on the Fallout 4 icon and select Properties > Local Files > Browse local files from the context menu.
  • In the Properties box, select the Compatibility tab and click on it.
  • Select the Disable fullscreen optimizations and Run this software as an administrator checkboxes on the Program Options window.
Disable fullscreen optimizations and Run this software as an administrator checkboxes
  • Select Change high DPI settings from the drop-down menu and then check the Override high DPI scaling behavior box beneath it.
image 18 108
  • Select the application from the drop-down option of Scaling and press the OK button to complete the process.
  • After returning to the main window, click the Apply and OK buttons to finish.

5. Modify Fallout 4 Settings

There are various Fallout 4 settings that you can customize. If the graphics performance is not a problem, you can experiment with different backgrounds. Check out the following to see if they can help you with your concerns:

  • To begin, determine the resolution of your computer. To do so, navigate to the Display Settings menu on your computer. Please make a note of the solution and refer to it later. 
Screen resolution in display settings
  • Then, in the Fallout 4 game options, select the precise answer you want to use.
  • After that, double-check the Graphics Adapter and Resolution Settings settings. 
Fallout 4 Settings
  • Look for the Windowed Mode and Borderless options. Select both of them from the drop-down menu to make these choices active.
  • Disable the Intro Video and any other comparable cuts at this point. This can save you a lot of time and aggravation.
  • In addition, make sure that the God Rays function in Fallout 4 is turned off.
  • After that, save the configurations.
  • You may have to restart the game. Try that and see if it helps to resolve your problem.

6. Enough Disk Space

Another typical cause of the Fallout 4 crash is a lack of available disc space. You must have at least 30 GB of free disc space on your computer to meet the minimum requirements for running the game effectively.

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Among the methods of increasing disc space are the following:

  • Deleting unneeded files from the computer’s hard drive
  • Extending the partition
  • Upgrading the hard drive

7. Ensure the Integrity of Game Files

As previously noted, corrupted game files, often known as modifications, might cause issues. Verifying game files is the most effective method of determining whether or not they are in good working order.

The most excellent part about this feature is that it downloads stuff for you on its initiative. It will restore any files that are missing or repair any files that are corrupted. There are a variety of reasons to verify the integrity of a game file, including:

Some critical game files could have been banned or erased because of antivirus or firewall. You may have accidentally shut down your computer without saving your work, resulting in corrupted files, and mods have messed up the files.

  • The first step is to launch your Steam client and navigate the LIBRARY tab.
Fallout 4 Steam page
  • Right-click on Fallout 4 and select the Properties option from the pop-up menu that appears.
  • In the Properties window, select LOCAL FILES before selecting VERIFY INTEGRITY OF GAME FILES from the drop-down menu.
  • Wait patiently for the game cache verification procedure to complete before continuing with the next step. 
  • Exit Steam and relaunch the game to test if the game is still running smoothly.

8. Disable Antivirus Program Temporarily

This is more of a diagnostic than a prescription for action. You can take two approaches. You can either disable your entire antivirus program or allow Fallout 4 to run through the program. 

Disable Antivirus Program Temporarily

Some antivirus products frequently generate false positives, which you should be aware of. It occurs when your antivirus software incorrectly identifies something as a virus or threat when it is not. As a result, you will be presented with a false positive impact. As a result, you will be required to take action.

In certain circumstances, people will not even read the document and move it to the quarantine, among other things. If you accidentally move any of your Fallout 4 game files to the quarantine, this can cause severe problems for your game.

The antivirus software may altogether disable the game or program in some circumstances. It is for this reason that you should check your antivirus settings. Then look for Fallout 4 components and allow them to be installed.

Each antivirus application has a unique method of allowing a program to pass through. You will need to consult your antivirus software’s help or support section to determine what steps to take.

In a similar vein, you may wish to double-check your Firewall configurations. If you intend to use Fallout 4 to play online, you will need to allow it to pass past your firewall. Otherwise, it may cause the game to crash or prevent it from connecting. As a result of this:

  • Open the Firewall Configuration window on your computer.
  • Select an app from the drop-down menu to allow an app to pass across the firewall.
  • You can find Fallout 4 in this list. Allow it to happen.
  • Be careful to do this for any other engines you may use.
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9. Disable Steam Cloud 

To turn off Steam Cloud synchronization, perform the steps outlined below:

  • Navigate to your Steam Library by launching Steam and selecting it from the menu.
  • Right-click on Fallout 4 and pick Properties from the context menu.
Properties window
  • Select the Updates tab, and then uncheck the Enable Steam Cloud synchronization checkbox on the right.
Steam Cloud checkboxes
  • Click on the X to close the window.

10. Mouse acceleration issue 

The issue with mouse acceleration is one of the most prevalent reasons why games like Fallout 4 crash in the first place, and it is also one of the most difficult to resolve. Fortunately, it is also one of the most straightforward repairs, and it is favored by most gamers worldwide. Follow the instructions listed below:

  • Select the Files tab and navigate to C: Users/ username / Documents/ My Games/ Fallout4 on your computer.
  • Locate the file named Fallout4Prefs.ini and double-click on it to open it with the right mouse button.
  • The value of the iPresentinterval variable is changed from 1 to 0.(iPresentinterval = 1 > iPresentinterval = 0) iPresentinterval is the interval between two presentations.
  • Before closing the window, remember to click on the Save button to save your work.
  • The final step is to restart your computer and reopen the Steam client to determine whether or not the Fallout 4 error has been repaired.
  • Go to your device’s Library and look for the game Fallout 4 there.
  • Right-click on the client and select Properties>Local files from the context menu.
  • Finally, select the Verify Integrity of Game Files option from the drop-down menu. Your steam client will verify your input and notify you of the results as soon as you do this.
  • After completing all of the above actions, you can reopen Fallout 4 to determine whether the ‘Fallout 4 crashes on startup error’ has been resolved or continues to occur.


Like any game that requires good visuals and control, Fallout 4 also has problems regarding the in-game settings requiring a high-quality processor with enough memory space. However, it is easy to fix if Fallout 4 crashes on startup by following the abovementioned steps. 


What Is The Required Processor For Fallout 4?

Intel Core i5-2300 2.8GHz / AMD Phenom II X4 945 3.0GHz or an equivalent comparable processor must run Fallout 4 at its recommended settings.

How Do I Run A Repair On Windows 10?

Select Start > Settings > Update & Security > Troubleshoot from the Start menu, or use the Find troubleshooters shortcut to get started at the end of this topic. Select the type of troubleshooting you wish to perform, and then click Run the troubleshooter to start the process.

What Happens When Windows Crashes?

When the Microsoft Windows Operating System platform crashes, the screen turns blue, reboots itself, or the system freezes up.

Why Does Fallout New Vegas Crash On Startup?

Incompatibility concerns are one of the most frequently encountered causes. Additionally, an out-of-date graphics card driver and an incorrect game mode can cause Fallout New Vegas to crash when it first starts up.