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The option is available from the cog icon on top right under Project Settings. The page has 2 options
Default Jira issue type selection: This dropdown is populated with all the Jira issue types available for the project
Additional Case details, Case Step details and Cycle details selection: This area lists all AIO test case, case step and cycle fields that are enabled via the Field Configurations page along with the custom fields applicable for Cases and Cycles
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Users can select the “Default Jira issue type” to be used while creating defects and specify the additional case details to include in the description.
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