How To Fix Callisto Protocol Not Launching Issue on PC

Don't worry if you can't launch the game. Here are the fixes for you.

Many players keep complaining that Callisto Protocol won’t launch on their PC. However, Steam shows that the game is open but the game window doesn’t appear. Although the process is listed in the Task manager yet the game doesn’t launch.

Callisto Protocol players have faced various problems regarding lags and stutters in the game. Apart from these issues, another common issue is the game not launching on PC. If you are one of those players who want to get rid of the game not launching on PC, we have got you covered. 

How To Fix Callisto Protocol Not Launching on PC

If you have already tested that your PC meets system requirements, verified the game files, and updated Windows but the problem still persists.

Below we have prepared the fixes for you to get past Callisto Protocol won’t launch issue.

Update GPU Driver

If your GPU Driver is not up to date, you can face the issue of Callisto Protocol not launching on your PC. To update your GPU Driver, follow the steps mentioned below.

  • Click on Windows > Device Manager
  • Display Adapter to expand > Right click on Graphics Driver > Update Driver
  • Select “Search automatically for drivers

If you are a newbie or you don’t have time and skills then we recommend you download Driver Easy software on your PC. This program is a professional system driver updater that automatically scans a PC’s old driver and updates them instantly.

The Driver Easy is an N0.1 software updater tool in its field and for 12 years users are using it to fix their PC errors.

Run the Game in Compatibility Mode

In most scenario running the game in a compatibility mod fix the issue. Several players have confirmed that if you run the game in compatibility settings with Windows 7 you can fix launch issues.

  • Open Steam and go to Library
  • Right-click on Calisto Protocol and choose Properties
  • From the Local Files tab click on the browse button.
  • It will lead you to the game installation folder
  • Right-click on game.exe > Click on the Compatibility tab and check mark Run this Program in Compatibility Mode.
  • From the below list choose Windows 7

Now run the game.

Play Callisto Protocol Directly From the Game Folder

Another solution that fixes the problem is by playing the game directly with administrative access from the game installation folder

Change Power Options

Another common issue for not launching the game on PC is the low-performance option enabled, as it can hinder your smooth gameplay experience. To tackle this issue, you need to change the power option to high performance by following the steps given below.

  • Control Panel > Power Options
  • Hide additional Plans > High Performance
  • After selecting this, restart the computer

Disable Background Tasks and Downloads

Having multiple tasks running in the background causes trouble with the game launch on your PC. Other apps also require the space and resources of the PC not to enable smoother gameplay. Try to disable the background tasks by following these steps. 

  • Task Manager > Windows Search 
  • Process tab > select the unnecessary apps > End Task

Similarly, having apps installed in the background can cause trouble for you while playing, as installing apps requires a lot of space in your PC. Try to stop these downloads while you play the game, as it will make it easier to launch the game smoothly. Once you are done playing the game, you can resume the downloads. 

Open Ocular Program

Most of the time, steam shows that the game is open and sets your status as playing, but the game will not appear on the window. You should come to this step once you have made sure that there is no other issue causing trouble with the game launch.

To fix the launch issue, you need to open the oculus program (if you have an Oculus) and then play the game. Oculus will ensure an ultra-smooth gameplay experience for you. This fix worked for a lot of layers and will solve your issue as well. 

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