docs/install/configure-operate/enterprise-license.mdx
<Note>You can request a trial key from within the app or in the cloud by filling out the form. Alternatively, you can contact sales at https://www.activepieces.com/sales. </br>Please know that when your trial runs out, all enterprise features will be shut down meaning any user other than the platform admin will be deactivated, and your private pieces will be deleted, which could result in flows using them to fail.</Note>
<Warning> Before version 0.73.0, you cannot switch from CE to EE directly. We suggest upgrading to 0.73.0 with the same edition first, then switch `AP_EDITION`. </Warning> <Warning> Enterprise edition must use `PostgreSQL` as the database backend and `Redis` as the Queue System. </Warning>AP_EDITION environment variable to ee.AP_EXECUTION_MODE to anything other than UNSANDBOXED (see Sandboxing Mode).