In some cases, author would have made the changes in content and might have update to the new version. Also, author might need to remove a module or add a new module as per the requirement.
Sometimes, these changes might not be reflecting for the end users. In such scenarios, we are required to check on below check points :
1. Login as admin. Nagivate to Settings>>General>>Course Moderation is enabled or not. If it is enabled, then admin is required to approve the changes and only then, users can see the updated content :
2. Under General settings, please check Module Version update is set to which users as below :
Please refer to below screen-recording to know more about these features :