Just Cause 3 Not Launching: How to Fix It & Run Smoothly

Just Cause won't launch or crashing on startup? Don't worry, we have the right fixes for you! 🎯

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Just Cause 3 was released on Steam and people are saying that by now the game is a complete mess with a lot of errors and bugs.

The game also got some pretty bad reviews, with players complaining about the game not being properly optimized and being full of glitches.

The most common Just Cause 3 issue that players are complaining about at this moment is the game not launching. Below you can see a list with all of these errors detailed and workarounds on how to fix them.

System Requirements


  • OS: Vista SP2 / Windows 7.1 SP1 / Windows 8.1 (64-bit operating system required)
  • Processor: Intel Core i5-2500k, 3.3GHz / AMD Phenom II X6 1075T 3GHz
  • Memory: 8 GB RAM
  • Graphics: NVIDIA GeForce GTX 670 (2GB) / AMD Radeon HD 7870 (2GB)
  • Storage: 54 GB available space


  • OS: Vista SP2 / Windows 7.1 SP1 / Windows 8.1 (64-bit operating system Required)
  • Processor: Intel Core i7-3770, 3.4 GHz / AMD FX-8350, 4.0 GHz
  • Memory: 8 GB RAM
  • Graphics: NVIDIA GeForce GTX 780 (3GB) / AMD R9 290 (4GB)
  • Storage: 54 GB available space

How to fix Just Cause 3 not launching?

You should be aware that encountering not launching issues while playing Just Cause 3 can be related to crashing on startup errors, as it results in the same way with the game not starting properly.

  1. Check the integrity of game files
  2. Update GPU drivers
  3. Disable Steam overlay

As a preliminary check, you should make sure that you meet the minimum system requirements of the game, or you can also run the game as an administrator with the next steps:

  • Type the game in the search box and open the folder location → Right-click on the game and select Properties → Go to the Compatibility tab and check Run this program as an administrator.

1. Check the integrity of game files

  1. Start the Steam app and select Library. 
  2. Right-click on the game and click Properties.
    click on game properties
  3. Navigate to the Local Files and click on Verify the integrity of game files.
    Verify Integrity of Game File
  4. If there are corrupted files, repair them accordingly.

2. Update GPU drivers

  1. Open Device Manager on your desktop.
    update drivers manually
  2. Select Display adapters and select Update driver.
    Update GPU driver
  3. Pick Search automatically for the driver.
    Search automatically for drivers
  4. After the update, restart your PC to complete the process.
If you need to manage all your drivers more efficiently, we suggest the most ideal tool for this job. DriverFix is a driver update manager that will fully scan your PC and detect outdated drivers that you will update altogether or individually in a few clicks.

3. Disable Steam overlay

  1. Click on Steam to open it and go to Settings.
    click on Settings
  2. Navigate to the In-Game tab.
  3. Uncheck Enable the Steam Overlay while in-game.
    Uncheck the Enable the Steam Overlay
  4. Click OK and try to launch the game now.

🪲Other Just Cause 3 related errors

  • Just Cause 3 Crashes, for some players the game crashes to the desktop when they try to launch it, or it crashes randomly during the gameplay. Some reported that the game crashes when you try to change the resolution too.


  • Go to the “Graphics” tab in the options menu.
  • Set the “Screen Space Reflections” option to “Off”.

Just Cause 3 Unable to run in Borderless Fullscreen Window, some users are unable to play the game in a borderless fullscreen window, to fix this issue check the solution below. In addition, make sure that you apply this tip from the game developers:

Apart from having more system RAM, running the game in borderless windowed mode seems to work for some people. It’s worth a shot.
  • Solution: Right-Click the game in your Steam Library and go to Properties and then Set Launch Options, here enter “/borderless /windowed” command.

To fix the stuttering, try to run the game in administrator mode or follow the steps below.

  • Go to the “Graphics” tab of the options menu
  • Set the “Motion Blur” option to “Off.”

If these workarounds are not working for you, a fresh reinstall of the game might resolve the issue with this game. You can simply perform it from the game launcher or from the Windows Programs and Features. 

We hope that our guide helped you fix Just Cause 3 launching errors and that now you are playing the game.

If you have any questions or if you encounter difficulties in applying our tips to your game please comment below and we will help you.

If you encounter any issues or errors while playing your favorite games and require support, feel free to contact us here. Our team is always ready to assist you and ensure your gaming experience is seamless and enjoyable.

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  1. Evgeny says

    Thank you for your tutorial, the game works great now!

  2. Michael says

    Im having errors that are like this but not exactly like it. I’m playing on PC with an AMD processor and Radeon R7 GPU. I’m able to play fine, yet graphics load badly. Anyone know how to resolve it? Here’s what I’m dealing with: http://prntscr.com/9e6wjb

    1. eSA says

      you grafik sucks 🙂

  3. Denis says

    If you meet the minimum system req it will work!

  4. Callum says

    if i buy just cause on G2A will the game be in “C:\Program Files (x86)\Steam\Steamapps\common\″ folder?

    1. Denis says

      Yes because after you buy the game from G2A you will add it to your Steam Library. Here, you can use this link here to get a discount on your purchase:

  5. cow says

    It says ‘failed to start game’ why wont it work 🙁

  6. ronish says

    how to solve without steam….because I download just causce 3 from torrent

    1. SimplyBallistic says

      There is no solution for people like you


    Any solution for the low memory issue because my rig I’d gtx960 m ,vram=4Gb,8gb ddr4 and Intel i7 6th gen but still I have this problem plsss help??

  8. Riki Lovatt says

    Theres no patch in the rar file. just a txt document. dont waste your time people

  9. Anas El-shafey says


  10. Anas El-shafey says


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