By going into Manage Apps on the left side at the bottom of “The Scheduler” there’s new tab Settings. By clicking on it JWT Token Lifetime will load.
By default JWT lifetime is set on 15 min. You can change it by clicking on it. It will show you list the list of on for how long you can set JWT Token lifetime. You can set it up to 60 min where recommended value is 15 min. When changing token lifetime then clicking “Submit” refresh your page so new token will be generated according to new settings.
When updating Scheduler to v3.4.9 EVERYONEs JWT Token Lifetime will be set to default 15 min. If you want JWT lifetime to be longer (max 60 min) you need to set it manually.
Access to those settings have:
Jira Administrator
User with Global Permissions