Prerequisites
You must be:
An admin of the Confluence Cloud instance.
Either a technical contact or billing contact of the Confluence Cloud instance. To verify, log in to MyAtlassian and ensure the Confluence Cloud instance appears on the Licenses page.
Guide
Click on the Confluence icon in the top-left corner.
Go
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to Apps > Find new apps.
When
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the Find new apps
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screen loads, search for "Page Approval for Confluence".
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Click Install (
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or Free Trial
...
if the app requires a paid license) to download and install.
If the app requires a paid license, you will be provided with a minimum of a 30-day free trial.You're all set!
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Click Close in the Installed and ready to go
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dialog window.