Follow the below steps to create a fix version directly from the create screen:
| Step # | Action |
|---|---|
| 1 | From the create screen, scroll to the 'fix version' field |
| 2 | Click on the + button, the 'Create version' from should open |
| 3 | Fill the form |
| 4 | Click on 'Submit |
You need to have the right JIRA permissions to be able to create a new fix version
If you can't find the field you are looking for, you might need to show/hide it from the configure field option. Learn more here.