5 Ways to Fix Razer Synapse if It Keeps Crashing or Freezing

Outdated OS can keep crashing the Razer Synapse

by Henderson Jayden Harper
Henderson Jayden Harper
Henderson Jayden Harper
Passionate about technology, Crypto, software, Windows, and everything computer-related, he spends most of his time developing new skills and learning more about the tech world. He also enjoys... read more
Reviewed by Vlad Turiceanu
Vlad Turiceanu
Vlad Turiceanu
Passionate about technology, Windows, and everything that has a power button, he spent most of his time developing new skills and learning more about the tech world. Coming... read more
Affiliate Disclosure
  • Razer Synapse may stop working due to Windows Defender Firewall interference.
  • Having Razer Surround and Razer Synapse installed can result in a crash.
  • Reinstalling the Razer driver on your device can fix the issue.
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The Razer Synapse is a unified configuration software. It allows the user to assign controls to their Razer peripherals. In short, it is a utility tool for configuring Razer peripherals like keyboards, speakers, mice, etc., and automatically saves your settings to the cloud.

Likewise, it is a widely used software, especially in the gaming community. However, users face difficulties using the software, and the Razer Synapse crashing is the most common.

Furthermore, experiencing crashes or freezing in Razer Synapse can happen for many reasons. Some common causes of this problem are outdated OS, broken Razer drivers, and others.

However, you don’t have to worry regarding issues with the Razer Synapse.

Thankfully, there are some fixes for Razer Synapse if it keeps crashing on PC, and we’ll discuss them with you in this article.

Why does Razer Synapse stop working?

  • Windows Defender Firewall: The Windows Defender Firewall is responsible for protecting the PC from malware attacks and threats whatsoever. So, it blocks programs and software that may harm the computer. However, the Firewall may mistake Razer Synapse for a threat and block its activities across the computer, resulting in the software crashing or freezing.
  • Issues with Razer device drivers: The Razer Synapse on your computer may crash or freeze if its drivers are faulty or broken. So, problems with the Razer driver may affect its performance.
  • Outdated Windows OS: Computer malfunctions often occur due to outdated operating systems. It indicates that the computer lacks the necessary updates and patches for fixing bugs affecting it. However, it may affect the programs running on it, for example, the Razer Synapse. It can cause issues with the current version of your software.
  • Installing Razer Surround with Synapse on your PC: Users complain about various issues with Razer Synapse when there is Razer Surround installed on your computer. So, you can experience Razer Synapse crashing issues if you already have Razer Surround installed.

How can I fix Razer Synapse if it keeps crashing?

1. Turn off Windows Defender

  1. Click on Start in the bottom-left corner of your screen and type Windows Security in the search space.
  2. Select Windows Security from the search results.
  3. Click on Virus & threat protection on the Windows Security tab.
  4. Then select Manage settings under Virus & threat protection settings.
  5. Toggle off Real-time protection.
  6. Click on Start and select Power, then click on Restart.

2. Update Windows

  1. Click on Start.
  2. Select Settings from the options.
  3. Click on Windows Update, then select Check for updates.

Windows will automatically search and download updates if there are any available.

3. Ensure you don’t install Razer Surround with Synapse

  1. Press Windows + R keys to prompt the Run window.
  2. Type appwiz.cpl, then click OK to open the Program and features window.
  3. Select Razer Surround and click Uninstall to remove it from your PC.

4. Uninstall and reinstall Razer Synapse and Razer device drivers

  1. Right-click on Start and select Device Manager.
  2. Double-click the Mice and other pointing devices option, right-click on the Razer devices in the category and select the Uninstall device option.
  3. Double-click the Keyboards and Human Interface Devices category, right-click on the Razer devices in the category and select the Uninstall device option.
  4. Click on the Delete the driver software for this device option for every Razer device.
  5. Click on Uninstall to confirm (after the process is complete, unplug the Razer peripherals you have connected, then restart your PC).
  6. Plug the Razer device back in. (Windows will automatically reinstall the drivers for the devices)
  7. Download the latest Razer Synapse software. (Reinstall the Razer Synapse software following the prompts from the setup wizard)

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You should be able to fix any issues causing the Razer Synapse to crash.

If the problem still occurs, we recommend you use a specialized tool. It will scan your device for drivers that need an update and find the most recent version from its database.

Most of the time, the generic drivers for your PC’s hardware and peripherals are not properly updated by the system. There are key differences between a generic driver and a manufacturer’s driver.Searching for the right driver version for each of your hardware components can become tedious. That’s why an automated assistant can help you find and update your system with the correct drivers every time, and we strongly recommend DriverFix. Here’s how to do it:

  1. Download and install DriverFix.
  2. Launch the software.
  3. Wait for the detection of all your faulty drivers.
  4. DriverFix will now show you all the drivers that have issues, and you just need to select the ones you’d liked fixed.
  5. Wait for the app to download and install the newest drivers.
  6. Restart your PC for the changes to take effect.


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5. Uninstall the recent Windows update

  1. Press Windows + I keys to open Settings.
  2. Go to the Windows Update tab and select Update history.
  3. Click Uninstall updates and select the most recent update.
  4. Click on Uninstall.

If the problem persists when trying the fixes above, uninstalling the recent Windows update should help.

Can Razer work without the Synapse?

Users should understand that virtually all devices with at least four onboard memory profiles can store macros on the onboard memory.

However, it’s still done only via Synapse. So, the simple answer is yes, but the user will be disadvantaged because you won’t have total control of some settings like DPI settings, program buttons, lightning timeout, etc.

Nonetheless, you can check our article on what to do if Razer Synapse won’t change the lighting on your device.

In conclusion, we hope you’ve been able to solve Razer Synapse crashing issue on your device. We recommend you learn how to fix Razer Synapse if it’s not opening on Windows 10/11.

Still having issues? Fix them with this tool:


If the advices above haven't solved your issue, your PC may experience deeper Windows problems. We recommend downloading this PC Repair tool (rated Great on TrustPilot.com) to easily address them. After installation, simply click the Start Scan button and then press on Repair All.

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