Fix: The Callisto Protocol Stuttering, Lags, or Freezing constantly

The Callisto Protocol is a survival horror video game developed by Striking Distance Studios and published by Krafton. It was released on December 2, 2022 and is directed by Glen Schofield, who had previously co-created the Dead Space series. The game is now available for the PlayStation 5, PlayStation 4, Xbox One, Xbox Series X and Series S, and Microsoft Windows.

The game requires enough hardware configuration to run properly, especially for PC. Not everyone may have such a configuration to run the game in full resolution and higher FPS. It’s quite common for most PC titles because they’re performance-hungry. Here we’ve provided steps to fix Callisto Protocol Stuttering and Lags issues.

Unfortunately, some Callisto Protocol PC players are experiencing multiple issues like stuttering, lags, crashes, frame drops, etc., while in gameplay. Depending on the compatibility factor, it can be a severe issue on some PCs. So, it’s always better to fix the issue so that at least you can play the game with a respectable FPS count. There may be several reasons behind such an issue that can be resolved by following this guide.

Check System Requirements

Check out the system requirements of the Callisto Protocol game below to ensure that your PC configuration meets the game’s system requirements.

Minimum Requirements:

Requires a 64-bit processor and operating system
OS: Windows 10/11
Processor: Intel® Core™ i5-8400 or AMD Ryzen™ 5 2600
Memory: 8 GB RAM
Graphics: NVIDIA® GeForce® GTX 1060 or AMD Radeon™ RX 580
DirectX: Version 11
Storage: 75 GB available space

Recommended Requirements:

Requires a 64-bit processor and operating system
OS: Windows 10/11
Processor: Intel® Core™ i7-8700 or AMD Ryzen™ 5 3600
Memory: 16 GB RAM
Graphics: NVIDIA® GeForce® GTX 1070 or AMD Radeon™ RX 5700
DirectX: Version 12
Storage: 75 GB available space

Fix: The Callisto Protocol Stuttering and Lags Badly

Fixing in-game lags or frame drop issues isn’t easy because it depends on multiple factors such as PC hardware, the display resolution of the game, maximum FPS limit count, conflicting third-party apps, and more. So, we recommend you try following all the methods one by one until the problem gets fixed or reduced. Mostly changing the in-game graphics-related settings or keeping them low can fix several problems in a jiffy.

It may include the Screen Resolution of the game, in-game Texture Resolution, Shadow Resolution, Maximum Frame rate, number of Characters Displayed, or other visual effects that require higher graphics or memory. So, you can follow the steps below to try reducing the lags or frame drops up to some extent depending on which resolution and quality you’re playing the game apart from FPS count.

Watch Our Video Tutorial:

We have recently released a video tutorial that addresses a common issue faced by gamers while playing ‘The Callisto Protocol’ on a PC. The issue is related to stuttering, lags, or freezing that can be frustrating and can hinder your gaming experience. To help you overcome this obstacle, we have compiled a series of troubleshooting steps and fixes that you can follow. We hope that these steps will help you enjoy the game without any interruptions.

Watch Video Tutorial

1. Use Launch Options

Open your Steam client > Go to Library > Right-click on Callisto Protocol.
Select Properties > On the General tab, you’ll find Launch Options.
Enter the launch options -fullscreen = Forces the engine to start in fullscreen mode.

2. Update Graphics Drivers

Right-click on the Start Menu to open up the Quick Access Menu.
Click on Device Manager from the list.
Now, double-click on the Display adapters category to expand the list.
Then right-click on the dedicated graphics card name.
Select Update driver > Choose Search automatically for drivers.
An update will automatically download and install the latest version if available.
Once done, make sure to reboot your computer to change the effects.

3. Run the game as an administrator

Make sure to run the game exe file as an administrator to avoid user account control regarding privilege issues. You should also run the Steam client as an administrator on your PC. To do this:

Right-click on the Callisto Protocol exe shortcut file on your PC.
Now, select Properties > Click on the Compatibility tab.
Make sure to click on the Run this program as an administrator checkbox to checkmark it.
Click on Apply and select OK to save changes.

4. Set High Priority in Task Manager

Make your game priority in the higher segment via the Task Manager to tell your Windows system to run the game properly. To do this:

Right-click on the Start Menu > Select Task Manager.
Click on the Processes tab > Right-click on the Callisto Protocol game task.
Select Set Priority to High.
Close Task Manager.
Finally, run the Callisto Protocol game to check for the issue.

5. Verify the Integrity of Game Files

If there is an issue with the game files and somehow get corrupted or missing, then make sure to perform this method to check for the issue easily. To do so:

For Steam Users:

Launch Steam > Click on Library.
Right-click on Callisto Protocol from the list of installed games.
Now, click on Properties > Go to Local Files.
Click on Verify Integrity of Game Files.
You’ll have to wait for the process until it gets completed.
Once done, just restart your computer.

For Epic Launcher:

Watch Video Tutorial

6. Change GPU Settings

Make sure to change the graphics card settings on the PC by following the steps below to check whether the problem has been fixed.

For Nvidia:

Open up Nvidia’s Control Panel > Right-click on the desktop screen.
Click on Nvidia Control Panel > Click on Manage 3D Settings.
Select Program Settings > Find ‘Callisto Protocol’ and manually add the game if it’s not in the list:
- Monitor Tech: G-Sync (If available)
- Maximum Pre-rendered frames: 2
- Threaded optimization: On
- Power Management: Prefer Maximum Performance
- Texture Filtering – Quality: Performance

For AMD:

Monitor Tech: G-Sync (If available)
Maximum Pre-rendered frames: 2
Threaded optimization: On
Power Management: Prefer Maximum Performance
Texture Filtering – Quality: Performance

7. Disable Fullscreen Optimizations

Full-screen optimization and DPI settings are the default ones on Windows. You should try disabling it by following the steps below:

Locate the Callisto Protocol game directory.
Find and right-click on the Callisto Protocol.exe file.
Select Properties > Click on the Compatibility tab.
Checkmark the ‘Disable Full-Screen Optimizations’ box.
Now, click on the ‘Change high DPI setting’s button.
Checkmark the ‘Override high DPI scaling behavior’ > Select ‘Application’ from the drop-down menu.
Click on Apply and then OK to save changes.

8. Update Callisto Protocol

If in case, you haven’t updated your Callisto Protocol game for a while then make sure to follow the steps below to check for updates and install the latest patch (if available). To do this:

For Steam:

Open the Steam client > Go to Library > Click on Callisto Protocol from the left pane.
It’ll automatically search for the available update. If there is an update available, make sure to click on Update.
It may take some time to install the update > Once done, make sure to close the Steam client.
Finally, reboot your PC to apply changes, and then try launching the game again.