Synapse 2 is non-functional for me also. Everything was working fine before the last update, but since then it won't open, takes forever to open, and once it's open the devices connected do not function properly. This is so disappointing. Absolutely love the Orbweaver, but now I can't use it because Synapse 3 does not support it. I think it is really gross that they won't support older devices on the new software, especially considering how much their products cost. In addition to them breaking Synapse 2, which was already buggy as heck and a huge pain sometimes, they have made it so you have to jump through like 60 hoops just to contact customer support. Because of these reasons I will likely be dumping Razer and switching to new peripherals from a company that provides working software and actual support to their customers. Answer from OMEGA2669 on reddit.com
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Reddit
reddit.com โ€บ r/razer โ€บ windows 11, razer synapse 2 (for legacy devices)
r/razer on Reddit: Windows 11, Razer Synapse 2 (for Legacy devices)
October 24, 2021 -

So it seems, Synapse 2 just cannot open in Windows 11. I've tried everything, reinstalling, changing DPI & compatibility settings. I can't get it to open the window and even login. It shows up in the task bar overflow and refuses to open. It's the only app i'm having trouble with so far, in Windows 11

To reiterate: I'm using Razer Synapse 2 for my legacy devices, Razer Anansi Keyboard and Naga 2014 mouse. After upgrading to Windows 11, I can't even get Synapse 2's window to open up and login. I've tried reinstalling and many compatibility modes. Am I shit out of luck?

UPDATE:

was about to reply to some of you with angry comments for spreading misinfo because i contacted Razer and they assured me they're not updating legacy software for Windows 11.

Then i tried it again, and again, and finally, i figured it out. This definitely didn't work on the early versions of Windows 11 but it appears to have changed. I reinstalled Synapse 2 legacy as someone in the comments did, but that wasn't enough. I'm on the latest version of W11.

I tinkered around and changed the High DPI scaling override-
located in the Compatibility Tab of RzSynapse.exe Properties.
Make sure the Override Box is checked,
click the dropdown menu and switch to "Application."
Mine was initially set to System Enhanced.

Yours may have worked without a flaw because it was already set to Application for DPI Override.

This was my initial theory to get it working again when first installing Windows 11 but no change of DPI worked then nor any compatibility setting. Things have finally changed!

Hope this helps anyone else struggling

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Reddit
reddit.com โ€บ r/razer โ€บ does razer synapse 2 still work with windows 11?
r/razer on Reddit: Does Razer Synapse 2 still work with windows 11?
May 19, 2025 -

I dont know what happened but within the last week razer synapse 2 wont open the app loads and logs me in then minimizes to the tray but when I try and click on it nothing happens. Iโ€™ve tried everything uninstalling and reinstalling and trying to change all kinds of settings and nothing works. I know rs2 still works because on my other pc on win10 it opens fine. Anyone else having problems?

Top answer
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Thank you for your question, we hope you find an answer soon. Please note that posts are for user discussion. If you require Razer support, please use the pinned technical support post or visit Razer's support page . Please note your exact product model and year if you havent done so yet. If you need in-depth troubleshooting, we suggest posting in a more general tech subreddit like r/techsupport or r/pcgamingtechsupport . The first step of troubleshooting peripherals is trying on another device to better isolate the problem. It's also likely your issue has been discussed before, so consider using Google and Reddit search. I am a bot, and this action was performed automatically. Please contact the moderators of this subreddit if you have any questions or concerns.
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Synapse 2 is non-functional for me also. Everything was working fine before the last update, but since then it won't open, takes forever to open, and once it's open the devices connected do not function properly. This is so disappointing. Absolutely love the Orbweaver, but now I can't use it because Synapse 3 does not support it. I think it is really gross that they won't support older devices on the new software, especially considering how much their products cost. In addition to them breaking Synapse 2, which was already buggy as heck and a huge pain sometimes, they have made it so you have to jump through like 60 hoops just to contact customer support. Because of these reasons I will likely be dumping Razer and switching to new peripherals from a company that provides working software and actual support to their customers.
๐ŸŒ
Reddit
reddit.com โ€บ r/razer โ€บ solution for issues reinstalling/installing razer synapse [windows 11]
r/razer on Reddit: Solution for Issues Reinstalling/Installing Razer Synapse [Windows 11]
March 10, 2024 -

TL;DR: If you're unable to reinstall Razer Synapse after an uninstall, try using Chocolatey package manager. It successfully installed Synapse when the standard installer and other methods failed.

Hey r/razer community,

I recently faced a challenging issue where, after uninstalling Razer Synapse, I was unable to reinstall it using the standard installer. The process would start but then abruptly close without any error message or indication of what went wrong. I tried several troubleshooting steps, including cleaning leftover files and registry entries, running the installer as an administrator, and performing a clean boot, but none of these resolved the issue.

Here's what I did to finally get Razer Synapse reinstalled on my Windows machine:

  1. Manual Cleanup: I started by manually removing all Razer-related files and folders from my system, including:

    • C:\ProgramData\Razer

    • C:\Program Files (x86)\Razer

    • C:\Users\[YourUserName]\AppData\Local\Razer

    • C:\Users\[YourUserName]\AppData\Roaming\Razer

  2. Registry Cleanup: After backing up my registry, I removed entries related to Razer from the following paths (please be very careful with registry edits and ensure you have a full backup before making any changes):

    • Computer\HKEY_CURRENT_USER\Software\Razer

    • Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Razer

    • Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

    • Computer\HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run

  3. Using Chocolatey: When all else failed, I turned to the Chocolatey package manager. Installing Synapse through Chocolatey did the trick when the standard installer didn't work. The command I used was:

    • choco install razer-synapse-3 1.16.0.543 -y

Surprisingly, even though Chocolatey reported that only 1 of 2 packages was installed successfully, Razer Synapse appeared in my list of installed applications. I was then able to open it and update it via Razer Central.

Additional Info:

  • Even if you're installing Synapse for the first time and running into issues, Chocolatey might help.

  • You might want to try installing via Chocolatey right off the bat, skipping the file and Registry deletion steps, as it seems to handle installation issues more gracefully.

Just an FYI for anyone who might be having similar issues - hopefully, it saves you some time and headaches!

Cheers!

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Reddit
reddit.com โ€บ r/razer โ€บ synapse 2.0: can't find the download
r/razer on Reddit: Synapse 2.0: Can't find the download
May 8, 2025 -

I formatted my computer and wanted to reinstall Synapse 2.0. However, when I try to download it from the official site (https://www.razer.com/synapse-2), it downloads the installer for Synapse 4.0.

According to Razer, they still support Synapse 2.0, meaning it's not been discontinued. (https://mysupport.razer.com/app/answers/detail/a_id/1358/~/will-razer-stop-supporting-razer-synapse-2.0)

Does anyone still have a legitimate installer for Synapse 2.0?

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Reddit
reddit.com โ€บ r/razer โ€บ synapse 2 & windows 11 - any workaround to get it to work again?
r/razer on Reddit: Synapse 2 & Windows 11 - any workaround to get it to work again?
September 9, 2023 -

Hiya,

first off: yes, I did contact Razer Support and it was infuirating and not helpful. They just said Synapse 2.0 & Win11 don't go together - despite the fact it's been working for years. Until a couple of weeks ago.

The issue is, I can open Synapse 2.0 and if I want search for updates, but I can no longer access the settings for my keyboard (Deathstalker). None of the function keys work anymore, no chroma fancyness, nothing. Opening Synapse as admin or compability mode don't work either.

Does anyone have the same problem and found a workaround? If it's broken forever, I'll live with it but I just wanted to check if there's a slither of hope xD

Thanks in advance!

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Reddit
reddit.com โ€บ r/razer โ€บ synapse 2 discontinued.
r/razer on Reddit: Synapse 2 discontinued.
October 3, 2025 -

What would i use instead of synapse 2 for my left handed razer mouse and my black widow full keyboard? I had issues setting up both of these when i origianlly got them but eventually i worked out the bugs, had them or a version of them for years.

Afaik the mouse isnt supported by ANYTHIGN OTHER than synapse 2. Am a wrong? i believe i tried to use synapse 3 and it didnt recognize my mouse and sometimes my keyboard. Both are at least a year or 2 old. (replaced my mosue with a multi button mouse of the same ilk and my keyboards have always been black widow edition green switches.)

The colors mostly work but lately havent been always cooperating. right now by keyboard and mouse are cycling colors rather than staying red like my pc does.

Any help or ideas appreciated. Been a loyal supporter of razer since i found out they have one of the only good left handed mice on the market, if not the only one ive ever found and i like their clicky keyboard switches.

thanks for ideas or info.

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Reddit
reddit.com โ€บ r/razer โ€บ razer synapse 2 discontinued, my device is now useless.
r/razer on Reddit: Razer Synapse 2 discontinued, my device is now useless.
July 16, 2025 -

Well this is depressing news, I have used my Orbweaver for over a decade now, I'm happy and comfortable with it.

But now that they have decided to discontinue SYnapse 2, it has become a paperweight.

I would still be able to usue it if the team at Razer who programmed it didn't decide to make Buttons 11 and 16 Capslock and Shift, instead of the more sane solution to make it Shift and CTRL by default. That was what my entire profile was, but now it's inaccessible. Synapse 3 doesn't support Orbweaver, so I can't port my profile to that, and Synapse 4, it is the same problem.

Shame.

use

Find elsewhere
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Reddit
reddit.com โ€บ r/razer โ€บ razer synapse 2.0 not opening after install *solution*
r/razer on Reddit: Razer Synapse 2.0 not opening after install *SOLUTION*
January 15, 2020 -

Spent all yesterday figuring this out, the razer synapse 2 install on the website does not work, instead you should download razer surround here: https://support.razer.com/software/surround/

  1. Uninstall Razer Synapse 2.0 and any residuals in the ProgramData folder

  2. Install Razer Surround (it comes packaged with Razer Synapse 2.0)

  3. Launch Razer Surround and let it do whatever updates it wants to

  4. Uninstall Razer Surround, but not Razer Synapse 2

  5. You should now have a good install of Razer Synapse 2

Technical:The problem is that there is a file in the standard razer synapse 2 install that seems to be grossly out of date. The RazerConfigNative.dll in the normal install has a created date of 2015 and is not digitally signed by Razer. If you grab the Razer Surround install instead, it correctly uses a RazerConfigNative.dll signed by Razer in November 2019. If you use the normal install and try to check the log files in the ProgramData folder, you'll see that it is failing a "IsSignedByRazer" check on the dll and crashing.

Symptom: after install Razer Synapse 2.0 I could log in, but it would never actually open.

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Reddit
reddit.com โ€บ r/razer โ€บ rip to the synapse goat ๐Ÿ˜ข
r/razer on Reddit: Rip to the Synapse goat ๐Ÿ˜ข
May 27, 2025 -

I just received the news...I knew this day would eventually come...Synapse 2...end of support to the best Synapse Razer ever had ๐Ÿ’ฏ My Kraken 7.1 V2's from 2016 are still my daily headset. ๐Ÿ™

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Reddit
reddit.com โ€บ r/razer โ€บ razer synapse install location
r/razer on Reddit: Razer synapse install location
March 28, 2025 -

Where is the default install location for razer synapse? It keeps automaticly starting on pc startup(is disabled everywhere) and when using the uninstaller it would just say it is uninstalled but won't go, so if they won't let me I'll uninstall it myself ig.

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Softonic
razer-synapse-2.en.softonic.com โ€บ home โ€บ windows โ€บ utilities & tools โ€บ razer synapse 2
Razer Synapse 2 - Download
July 15, 2022 - Razer Synapse 2, free and safe download. Razer Synapse 2 latest version: Configuration app for Razer products. Razer Synapse 2 is a utility applicatio
Rating: 2/10 โ€‹ - โ€‹ 1 votes
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Razer Insider
insider.razer.com โ€บ razer-support-45 โ€บ synapse-2-and-windows-11-31216
Synapse 2 and Windows 11 | Razer Insider
October 14, 2021 - I'm not asking about new features as this is a relatively old device, just asking if a fix is possible so that the headset can be usable on all of its available features that worked great on windows 10. obs.: I tested it on an upgrade from windows 10 to windows 11 and tested it on a clean install of windows 11 too, reinstalled the driver more than once cleaning everything to avoid it being just an installation problem before opening this thread ... This topic has been closed for replies. ... Enter your E-mail address. We'll send you an e-mail with instructions to reset your password. Sorry, we're still checking this file's contents to make sure it's safe to download.
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Reddit
reddit.com โ€บ r/razer โ€บ cannot install razer synapse
r/razer on Reddit: Cannot Install Razer Synapse
March 19, 2024 -

I noticed a week ago that when I turned on my my computer, it prompted me to update Synapse, but it never actually updated it. I got a new razer keyboard and it woke up me to try to fix the problem.
It was completely broken and would not uninstall in the usual 'Uninstall/Remove Programs' so I manually uninstalled from the folders and have deleted every Razer folder in my program files including hidden folders.

I have watched quite a few videos for a solution and these are common ones I have tried:
Download and installed the newest version from the razer website, and getting the .exe from a different computer with no success. At most when I use the installer I get a new folder in my programfilesx86 with only two razer wizard installers which also do nothing.
I have tried removing all protection/firewalls and uninstalled the in use razer drivers in the 'device manager'.
My dotnet is up to date as well.

Would really appreciate a real fix!

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FileHippo
filehippo.com โ€บ download_razer-synapse-2
Download Razer Synapse 2 2.21.24.10 for Windows - Filehippo.com
November 7, 2024 - Download Razer Synapse 2 2.21.24.10 for Windows. Fast downloads of the latest free software! Click now
Rating: 4.4 โ€‹ - โ€‹ 1 votes
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Razer Support
mysupport.razer.com โ€บ app โ€บ answers โ€บ detail โ€บ a_id โ€บ 1834 โ€บ ~ โ€บ how-to-install-or-upgrade-razer-synapse
How to install or upgrade Razer Synapse
Below are the steps on how to install or upgrade Razer Synapse. ... Razer ID, software download, license acceptance, and an internet connection to activate full features and software updates.