PU - Adding validators
Additional validators enable you to consider different formats and input criteria.
- To create a new validator, go to Jira Administration > Issues > Workflows.
- Click Workflows. Click Edit for a Project you'd like to add validator to.
- Select a Diagram view.Â
- Select the transition you'd like to add validator to and click it. Configuration panel appears.Â
Select Validators. -  Click Add validator.
- Select a validator and click Add.Â
- Add parameters to validator and click Add.
- To save changes, click Publish Draft.
- That's it. Now the transition requires saved criteria to be valid.