change workflow

[MattS]

I hate when that happens to me

[Paulo Hennig]

Hey Nha, 
I'll add this other documentation about the workflow scheme and the project association:

https://confluence.atlassian.com/jira/configuring-workflow-schemes-302809197.html#Configuringworkflowschemes-Configuringworkflowsforaworkflowscheme

So, in case if the mentioned documentations don't help through your doubt, can we kindly have a clarification about your question ?

[Richard Jones]

and the question is?

[Taha Khanzada]

What do you mean by "Change workflow". If you are looking for customization of your existing workflow or you want to add new workflow you can refer below document regarding configuring workflow in JIRA

https://confluence.atlassian.com/jira/configuring-workflow-185729632.html

Taha