What is CoreSync.exe, its Application Error & How to Delete it

Published by Nyau Wai Hoe - Updated on

As users of Windows 11 and Windows 10 systems, we often find ourselves coming across various files and processes, some we recognize, others less so. Among these, CoreSync.exe is one such file you might have noticed. It’s a component of Adobe Creative Cloud and plays a critical role in synchronizing your files across different devices. Despite its crucial functionality, it isn’t entirely free from issues. Users may occasionally encounter errors associated with CoreSync.exe, including “Application Error” and “System Error“.

In this article, we will explain what CoreSync.exe (Adobe Core Sync) is, whether it poses any security risks, the types of errors associated with it, and provide insights on how to disable or uninstall CoreSync.exe if necessary.

What is CoreSync.exe

What is Adobe Core Sync (CoreSync.exe)?

CoreSync.exe is a software component associated with Adobe Creative Cloud by Adobe Systems. The .exe extension of a file name denotes an executable file.

Adobe Creative Cloud is a suite of applications and services from Adobe Inc. that provides access to a collection of software used for graphic design, video editing, web development, photography, and other related creative tasks. CoreSync.exe, specifically, is an essential executable file related to the synchronization feature of Adobe Creative Cloud.

What is Adobe Core Sync

This program allows for the synchronization of files across different devices, ensuring that users can access their Adobe files no matter where they are, given they have an internet connection. CoreSync.exe is responsible for managing this syncing process, making it vital for Creative Cloud users who depend on file accessibility.

Linked issue: What is “Adobe IPC Broker” and How to Fix its Errors

Is CoreSync.exe a virus?

As a standard executable file associated with a widely-used software suite, CoreSync.exe is not inherently harmful or malicious. It’s a legitimate part of the Adobe Creative Cloud software and is required for the correct functionality of Adobe’s cloud-based services.

However, like any other executable file, it could be impersonated or mimicked by malicious software. Cybercriminals are known to use the names of legitimate software to hide viruses or malware, making it appear as if these harmful programs are part of everyday computing processes. As a result, a file named CoreSync.exe could potentially be a virus, but this is only the case if the file has been maliciously altered or replaced by a harmful entity.

Also see: How to Know Which App is Using The Internet in Windows 11

One way to verify the legitimacy of the CoreSync.exe on your system is to check its file location. The original and safe CoreSync.exe is usually located in a subfolder of the “Program Files” folder, typically in a path similar to “C:\Program Files (x86)\Adobe\Adobe Creative Cloud\CoreSync\”. If the file is located elsewhere, it may be a sign of a potential virus or malware.

CoreSync.exe virus

CoreSync.exe Application and System Error

Like any software, Adobe Creative Cloud and its associated programs like CoreSync.exe can encounter errors. These errors can result from various factors, including system resource issues, conflicts with other software, and bugs within the software itself.

Users often report two primary types of errors associated with CoreSync.exe:

  1. Application Errors: This is specific to the CoreSync.exe application and usually appear as a pop-up error message indicating that CoreSync.exe has encountered a problem and needs to close.
  2. System Errors: This error usually indicates that one or more files required by Core Sync are missing from your computer.

CoreSync.exe Application Error

Common error messages might include:

  • “CoreSync.exe – Application Error”
  • “CoreSync.exe – System Error”
  • “Core Sync has stopped working”
  • “CoreSync.exe has encountered a problem and needs to close. We are sorry for the inconvenience.”

Core Sync has stopped working

Handy guide: How to Know Which Process is Using a File in Windows 11

If you’re encountering persistent errors with CoreSync.exe, one of the most common and effective solutions is to reinstall the Adobe software. Here’s how you can do it:

  1. Navigate to your system’s “Control Panel” and select “Uninstall a program”. This will open a list of all the installed programs on your device.
  2. Scroll through the list until you find “Adobe Creative Cloud”. Click on it to select it and then click the “Uninstall” button above the list.Remove Adobe Creative Cloud
  3. Follow the prompts to uninstall Adobe Creative Cloud. Once the uninstallation process is complete, restart your computer to ensure the changes are effectively implemented.
  4. After your system has rebooted, navigate to the official Adobe website. Download the Creative Cloud installer and reinstall the software.
  5. Once the software is reinstalled, check to see if the CoreSync.exe error still appears. In most cases, reinstalling the software should resolve the issue.

In addition to this, ensure that your Adobe software is up-to-date. Adobe often releases updates to patch bugs and improve performance, and keeping your software updated can prevent many issues.

CoreSync.exe high CPU and memory usage

In addition to application and system errors, CoreSync.exe can sometimes cause high CPU and memory usage, which can lead to overall system slowdown and performance issues. This is not a common occurrence, but when it happens, it can significantly disrupt the normal operation of your computer.

CoreSync.exe High CPU Memory Usage

The CoreSync.exe file, while essential for the functioning of Adobe Creative Cloud’s synchronization services, should not typically consume a significant amount of CPU or memory resources. If it does, it may be due to a problem within the software or a conflict with another program on your system.

Useful tip: How to Limit CPU Usage of a Process in Windows 11

If you find that CoreSync.exe is using an unusually high amount of CPU or memory resources, here are a few steps you can take to address the issue:

  1. Update Adobe Creative Cloud: First, ensure that your Adobe Creative Cloud software is up-to-date. Adobe frequently releases updates that fix bugs and optimize performance, and updating your software could resolve any issues with high CPU or memory usage.
  2. Restart Adobe Creative Cloud: Sometimes, simply restarting the software can help. To do this, right-click on the Adobe Creative Cloud icon in your system tray and select “Quit”. Then, re-launch the software and see if the high resource usage issue has been resolved.
  3. Reinstall Adobe Creative Cloud: If updating and restarting the software doesn’t resolve the issue, you might consider reinstalling Adobe Creative Cloud. As outlined in the previous section, you can uninstall the software through the “Control Panel” and then download and install the latest version from the official Adobe website. Remember to restart your computer after uninstalling and before reinstalling the software.
  4. Perform a Clean Boot: If you’re still experiencing high CPU or memory usage related to CoreSync.exe, there may be a conflict with another program on your system. Performing a clean boot can help identify if another software is causing the problem. A clean boot starts Windows with a minimal set of drivers and startup programs. If the high resource usage issue doesn’t occur during a clean boot, it indicates that the problem is related to a background program.

Related concern: High CPU Usage After Windows 11/10 Update (Fix)

How to disable or uninstall CoreSync.exe

If you’re facing persistent issues with CoreSync.exe, you might consider disabling it or even uninstalling Adobe Creative Cloud. However, keep in mind that doing so will prevent file synchronization across your Adobe applications.

Here’s how you can disable CoreSync.exe:

  1. Press Ctrl + Shift + Esc together to open the Task Manager.
  2. In the “Processes” tab, look for CoreSync.exe.
  3. Right-click on CoreSync.exe and select “End Task”.

How to disable CoreSync.exe

To uninstall Adobe Creative Cloud and remove CoreSync.exe entirely:

  1. Press Win + X and select “Installed Apps” from the menu.
  2. Locate “Adobe Creative Cloud” in the list of installed applications and click on it.
  3. Click “Uninstall” and follow the on-screen prompts to remove Adobe Creative Cloud and all associated components, including CoreSync.exe.

How to delete or uninstall CoreSync.exe

It’s worth noting that disabling or uninstalling CoreSync.exe will prevent the synchronization of files across devices, impacting the seamless integration between Adobe applications on different machines. Evaluate your needs and consider the potential consequences before disabling or uninstalling this component.

Related resource: How to Force Delete a File in Use by Another Program on Windows 11/10

Final thoughts

CoreSync.exe plays a vital role in the synchronization of Adobe Creative Cloud files, ensuring that users can access their work across different devices. It is not a virus itself but rather a legitimate component of Adobe’s software suite.

If you encounter errors related to CoreSync.exe, it’s essential to troubleshoot the issue by updating the Adobe software, scanning for malware, or reinstalling Adobe Creative Cloud. Disabling or uninstalling CoreSync.exe is an option, but it will disrupt the file synchronization offered by Adobe’s services.

Always exercise caution when dealing with executable files, as cybercriminals may attempt to exploit their names to distribute malware. Verify the file’s location and perform regular antivirus scans to ensure the security of your system.

Adobe Creative Cloud and CoreSync.exe provide valuable services for creative professionals, and by understanding their functionality and potential errors, you can make the most of these powerful tools.

Nyau Wai Hoe
Nyau Wai Hoe is the Founder and Chief Editor of WindowsDigitals.com. With a degree in software engineering and over 12 years of experience in the tech support industry, Nyau has established himself as an expert in the field, with a primary focus on the Microsoft Windows operating system. As a tech enthusiast, he loves exploring new technologies and leveraging them to solve real-life problems.

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