How to Fix Hearts of Iron IV Game Failed to Start Error

The "Game Failed to Start" error that HOI 4players encounter when trying to run the game on the launcher screen occurs due to manyproblems, restricting theiraccess to the game. If youare facing suchaproblem, you can findasolutionby following the suggestionsbelow.

What is Hearts of Iron IV Game Failed to Start Error?

This error canbe encountered due to manyproblems. It maybeasituation causedby the Windows Defenderantivirus system of Windows 10 users. For this, we can reach the solution of theproblemby makingafew exceptions.

Users say that they encountered suchan error when they did not run the gameasanadministrator. Users who run the gameasanadministratorand try toaccess the game do not encounter suchan errorand observe that theproblem hasbeen resolved.

How To Fix Hearts of Iron IV Game Failed To Start Error?

We can solve theproblemby following the suggestionsbelow to fix this error.

1-) Turn off Antivirus Program

Disableanyantivirusprogram you use, or delete it completely from your computer. If youare using Windows Defender, disable it. For this;

• Type "virusand threatprotection" into the start search screenand open it.
• Then click on "Manage settings".
• Real-timeprotection to "Off".

After this, let's turn off other ransomwareprotection.

• Open the start search screen.
• Open the search screenby typing Windows security settings.
• Click on Virusand Threat Protection on the screen that opens.
• Click on the Ransomware Protection option in the menu.
• Turn off Controlled Folder Access in the screen that opens.

Afterperforming this operation, we will need toadd the Hearts of Iron IV game filesasan exception.

• Type "virusand threatprotection" into the start search screenand open it.
• Virusand threatprotection settingsManage settingsand then Exclusions select Add or remove exclusions.
• Addan exclusionand then Hearts of Iron IV saved to your disk game select the folder.

After thisprocess, close the Hearts of Iron IV game completely with the help ofatask managerand try to run the Hearts of Iron IV gameagain. If theproblempersists, let's move on to our next suggestion.

2-) Run the Gameas Administrator

Users running the gameasadministrators explain that they have resolved this error. We can check if the issue stillpersistsby trying this method.

• Let'saccess the file where the game is installed.
• Run the "hoi4.exe"application in the fileasanadministrator.

3-) Verify Game File Integrity

We will verify the game file integrity, scanand downloadany missing or incorrect files. 

1. Steam .
2. Library menu.
3. Right-click on the  Hearts of Iron IVgame on the left hand side Properties tab open it.
4. Open the Local Filesmenu on the left side of the screen that opens.
5. Click on the Verify integrity of game files button in the Local Files Encountered menu.

After thisprocess, the download willbeperformedby scanning the damaged game files. After theprocess is finished, try to open the gameagain.

4-) Check Game Frameworks

The lack of game frameworks on your computer can create various errors in the game. Therefore, your computer must have DirectX, .NET Framework, VCRedistapplications.

• Click to Download Current .NET Framework.
• Click to Download Updated VCRedist.
• Click to Download Current DirectX

Afterperforming the update, you can restart your computerand run the gameand check if theproblempersists.