how can I upgrade atlassian ?

[ADMIN]

I can also switch between trello and atlassian this is my profile`s email: atefeh.bari@gmail.com

[Summer Hogan]

Hi - if you are referring to upgrading Trello, here is an article that shows the Trello plans - https://support.atlassian.com/trello/docs/which-trello-plan-is-best-for-me/ . Once you are ready to upgrade, try this https://support.atlassian.com/trello/docs/change-or-cancel-your-trello-plan/