Close all Creative Cloud background processes from Activity monitor.
To see detailed instructions, see Terminate the process in macOS.
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Getting error 1 or 1001 when installing or updating the Creative Cloud desktop app on macOS v10.10 or v10.11? Use the download links specific to your error.
How to fix error 1 or error 1001 on macOS v10.10 or v10.11
When installing or updating the Creative Cloud desktop app on macOS v10.10 or v10.11, you might get the error 1 or error 1001. Error 1 occurs when the Creative Cloud desktop app fails to install on a new device. Error 1001 occurs when the Creative Cloud desktop app fails to update to a new version.
Follow the given steps to fix these errors.
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Download the given installer.
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Double click the downloaded file to mount its contents.
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Double click Install.app from the mounted folder.
The Creative Cloud desktop app begins to install. It launches itself when the installation is complete.
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