Go to the AdobeGCClient folder and delete it along with all its contents. Find the existing folder in the following location:
- Windows: C:\Program Files (x86)\Common Files\Adobe\AdobeGCClient
- macOS: /Library/Application Support/Adobe/AdobeGCClient
Last updated on
Jul 30, 2025
Learn how to resolve error code 10 "Verification failed on existing GC install" during app installation.
Error code 10 indicates that gccustomhook failed to verify the older version of Adobe Genuine Service running on the user's machine before installing the latest version
Solution
Follow these steps to resolve the error:
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Relaunch the Creative Cloud desktop app.
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Based on your requirements, Accept or Deny the consent on the Adobe Genuine Service consent dialog.
