What is mwssrcas.dll?
mwssrcas.dll is an DLL file which belongs to the process MyWebSearch Search Assistant which comes with the Software MyWebSearch Search Assistant for Internet Explorer developed by the software developer MyWebSearch.com.
The .dll extension of the mwssrcas.dll file specifies it is a Dynamic-link library file.
Malware and viruses are also transmitted through DLL files. So we must be sure before opening any unknown DLL file on our computers. I have faced these DLL corrupt or malware issues many times.
We will check if the mwssrcas.dll file is a virus or malware. Whether it should be deleted to keep your computer safe? Read more below.
Is mwssrcas.dll safe to run? Is it a virus or malware?
Let’s check the location of this DLL file to determine whether this is legit software or a virus. The location of this file is mentioned below.
File Location / Danger rating: C:Program Files (x86)MyWebSearchbar1.bin
To check whether the DLL file is legit you can start the Task Manager. Then click on the columns field and add Verified Signer as one of the columns.
Now, look at the Verified Signer value for mwssrcas.dll process if it says “Unable to verify” then the file may be a virus.
File Name | mwssrcas.dll |
Software Developer | MyWebSearch.com |
File Type | DLL |
File Location | C:Program Files (x86)MyWebSearchbar1.bin |
Software | MyWebSearch Search Assistant for Internet Explorer |
If the developer of the software is legitimate, then it is not a virus or malware. If the developer is not listed or seems suspicious, you can remove it using the uninstall program.
How to Fix mwssrcas.dll Errors
To fix the missing mwssrcas.dll file you can perform a system restore to restore all missing DLL files on your system.
If the system restores didn’t fix the DLL issue, then you can run System File Checker to fix corrupt DLL files on your Windows system.
How To Remove or Uninstall mwssrcas.dll
To remove mwssrcas.dll from your computer do the following steps one by one.
- If the DLL file is part of a software program or game, then it will also have an uninstall option. Then you can run the Uninstaller located a directory like C:>MyWebSearch.com>MyWebSearch Search Assistant orMyWebSearch Search Assistant for Internet Explorer >mwssrcas.dll_uninstall.dll
- Or the mwssrcas.dll was installed using the Windows Installer then to uninstall it Go to System Settings and open Add Or Remove Programs Option.
- Then Search for mwssrcas.dll or the software name MyWebSearch Search Assistant for Internet Explorer in the search bar or try out the developer name MyWebSearch.com.
- Then click on it and select the Uninstall Program option to remove mwssrcas.dll file from your computer. Now the software MyWebSearch Search Assistant for Internet Explorer program along with the file mwssrcas.dll will be removed from your computer.

mwssrcas.dll DLL Frequently Asked Questions
How do I fix issues with mwssrcas.dll?
You can fix most of mwssrcas.dll issues by updating your drivers, uninstalling and reinstalling the software, disabling the mwssrcas.dll.dll service, or contacting MyWebSearch Search Assistant for Internet Explorer support for further assistance.
Can I remove mwssrcas.dll from my computer?
Yes, you can remove mwssrcas.dll dll file from your computer if you no longer need it. To do this, go to the Control Panel, select “Programs and Features,” and locate the MyWebSearch Search Assistant for Internet Explorer software. Right-click on the software and select “Uninstall.”
Does MyWebSearch Search Assistant for Internet Explorer software’s mwssrcas.dll file work on Mac computers?
No, mwssrcas.dll DLL file associated with MyWebSearch Search Assistant for Internet Explorer software is designed for Windows computers only. So, it does not work on Mac computers.
I hope you were able to learn more about the mwssrcas.dll dll file and how to remove it.
Let us know in the comments below if you face any other mwssrcas.dll issues.

He is the founder of howtodoninja.com and is an experienced tech writer and a cybersecurity enthusiast with a passion for exploring the latest technological advancements. He has 10 years of experience in writing comprehensive how-to guides, tutorials, and reviews on software, hardware, and internet services. With an interest in computer security, he strives to educate users by writing content on how to use technology, and how to also protect their smart devices and personal data from cyber threats. He currently uses a Windows computer, and a Macbook Pro, and tests hundreds of Android phones for writing his reviews and guides.