Error code 1004 occurs when the Creative Cloud desktop app can't update because you're not signed in with an account that has administrator privileges.
Updating the Creative Cloud desktop app requires administrator permissions. If the signed-in user doesn't have admin access, the update process fails.
Select Retry on the error dialog box to update the Creative Cloud desktop app again.
If prompted, enter your system admin password.
If the issue persists, verify that your user account has administrator privileges by following the steps for your operating system.
Press Windows + R to open the Run dialog box.
Type in netplwiz and press Enter.
In the pop-up window, select your account, and then choose Properties.
Go to the Group Membership tab, and select Administrator.
Select Apply, and then choose OK.
Restart the system and update the app again.
Go to System Preferences > System > Users and Groups.
Select the lock icon at the bottom of the screen.
Type in a current administrator's user name and password in the spaces provided.
Select the Allow user to administer this computer option.
Restart your device and update the app again.
