Time in Status Field
Time in Status field allows users to see how much time the issue has spent on the selected status.
Please remember that you need to have Jira Administrator permissions for the user you are using to configure and create Time in Status Fields.
Create Time in Status Fields
Go to Issues → Custom fields
Click on the Create custom field button located in the top right corner.
Select All and Time in Status Fields, and click Next.
Add a name and add a description if you want, and click Create.
Associate field your field to the appropriate screens, and click Update.
Configure Time in Status Fields
Go to Issues → Custom fields
Find your field and click on the three dots located at the far right of your field's row.
Click Context and default value.
Click on the Edit custom field config option located at the bottom of the screen.