R.E.P.O. lagging, stuttering, or low FPS could prevent you from running this online co-op horror game on Windows 10/11. Here are some ways for you to fix the lag issue and increase FPS to play the game smoothly. Explore them now in this guide.
R.E.P.O. Lagging, Low FPS, or Stuttering
R.E.P.O. is a horror game that features scary monsters and physics & proximity voice. It supports up to 6 players to venture into terrifying environments to use physics-based grabbing tools to find valuable objects. Currently, you can get its Early Access version and play it. However, like other games, performance issues may break your gameplay, for example, R.E.P.O. lagging, stuttering, and even low FPS.
Reasons behind the lag issue may involve Internet issues, software conflicts, outdated graphics card drivers, game file corruption, in-game settings, etc. To play this game smoothly, we list a few effective troubleshooting tips below for you.
Tip 1: Check Your Internet Connection
For an online game, a reliable network connection is essential, or else, you may suffer from R.E.P.O. stuttering/lagging/high ping. First, test its speed via fast.com. If it is slow, speed up the Internet speed.
- Use a wired connection.
- Restart your router.
- Check if there is packet loss and fix it.
- Troubleshoot connect issues.
Tip 2: Use MiniTool System Booster
In case of R.E.P.O. lagging, low FPS, or stuttering, the culprit may be related to your PC itself, and optimizing it for gaming will do the trick. MiniTool System Booster, PC tune-up software, is such a tool. It features optimizing the operating system on multiple fronts for optimal performance.
With it, you can boost FPS and reduce lag spikes in games by freeing up some RAM, defragmenting your hard drive (ignore it if you use an SSD), cleaning the system to release system resources for gaming, disabling resource-hungry backgrounds, uninstalling unwanted apps, setting a proper power plan, etc. Also, MiniTool System Booster can speed up your Internet speed to try to eliminate R.E.P.O. high ping.
Now get this optimizer and install it on your Windows 11/10/8/7 PC to enjoy a 15-day free trial.
MiniTool System Booster TrialClick to Download100%Clean & Safe
Step 1: Open MiniTool System Booster to enter its Performance page.
Step 2: You notice the ActiveCare feature. Enable it to let the software automatically perform a PC care task to ensure peak performance. Or, click RUN SCAN > FIX ISSUES to scan and fix detected issues for PC maintenance.

Step 3: To boost your game, we suggest deep scanning your PC and removing unnecessary clutter. So, hit Deepclean > START CLEAN to begin several cleanup tasks.
Don’t skip NetBooster (optimize your Internet), Internet Cleanup (remove Internet junk files), Windows Cleanup (delete Windows junk), Program Accelerator (defrag disk to improve its performance), and Memory Mechanic (free up RAM).

Step 4: To address R.E.P.O. lagging/stuttering or boost its FPS, you had better end background tasks that eat much RAM or CPU. For this, go to Toolbox > Process Scanner > Scan now and click Terminate Process. Besides, you can click Advanced Uninstaller to uninstall unused apps to leave much disk space for your game.

Step 5: In addition, go to LiveBoost to enable several options and set Ultra Performance-Gaming as the power plan.
Via MiniTool System Booster, the issue of R.E.P.O. stuttering, lagging, or low FPS is resolved greatly.
Tip 3: Adjust In-Game Settings
When you face lag spikes or low FPS in R.E.P.O., adjusting the game settings helps reduce lag and improve overall performance. Tweak the following in-game settings:
- Set Windows Mode to Fullscan for better performance.
- Lower Distance, Shadow Quality, and Shadow Distance.
- Turn off V-Sync which could result in input lag.
- Disable Motion Blur, Lens Distortion, Chromatic Aberration, Grain, and Glitch Loop since they add unnecessary visual noise and put pressure on the GPU.
- Turn off Bloom to squeeze out a few extra FPS.
Tip 4: Update Graphics Card Driver
An old graphics card driver may make your game run like a snail. Thereby, update it in the event of R.E.P.O. low FPS/stuttering/lagging.
Step 1: In your web browser, open the official website of AMD, Intel, or NVIDIA.
Step 2: Search for the new version of your graphics card driver to download.
Step 3: Run the installer and follow the prompts on the screen to accomplish the installation.
Tip 5: Adjust Windows Settings
By adjusting some settings in Windows, the gaming performance will be improved. So, take these steps:
Step 1: Open Control Panel and show all the items by large icons.
Step 2: Click Power Options and set High performance as the power plan.

Step 3: Access Windows Settings > Gaming > Game Mode and enable it.
Step 4: Open the graphics settings in Settings, click Browse, go to C:\Program (×86)\Steam\steamapps\common\REPO, and choose the R.E.P.O. exe file to add it to the list.
Step 5: Tap on Options, tick High performance, and save the change.
Tip 6: Allow R.E.P.O. Through Firewall
Windows Firewall may block game functionalities, leading to R.E.P.O. lagging or low FPS. We recommend allowing this game through the Firewall to solve your issue.
To do so:
Step 1: In Control Panel, click Windows Defender Firewall.
Step 2: Hit Allow an app or feature through Windows Defender Firewall.
Step 3: Tap Change settings > Allow another app, locate the R.E.P.O. exe file, and add it to the list.
Step 4: Tick all the boxes for Private and Public, then click OK.
Bottom Line
R.E.P.O. lagging, low FPS, and stuttering are common performance issues, making you fairly frustrated. To enjoy the funny game, take measures to troubleshoot your issues. Try to check your Internet connection, run the PC tune-up software, adjust in-game settings, update the GPU driver, adjust some settings, and allow the game through the Firewall.
Those workarounds could do the trick, especially using MiniTool System Booster to optimize the PC for gaming. Get started!
MiniTool System Booster TrialClick to Download100%Clean & Safe