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The API Manager facilitates API versioning as part of API life cycle management. The steps below show how to create a different version of an existing API.

1. Log in to WSO2 the API Publisher with as a user who has been assigned the creator role assigned. For more information on creating users and assigning roles, refer to section User Management. 
2. Available APIs shows in the All APIs window of the API Publisher. Click on the API that you want to create a version of. 
3. The API's Overview tab opens. Create a copy of the API using the Copy button in the Overview tab. For example,
   
    
4. It opens a window allowing you to specify a new API version. Generally recommended format is version.major.minor.
   
   
5. The newly-added version appears in the All APIs window of API Publisher.

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