# Edit a Lifecycle Definition
To edit a lifecycle, click Settings, click the lifecycle tab page, enter the lifecycle management interface, click the lifecycle name to edit in the lifecycle management workspace, and click the Edit button on the top toolbar to open the Edit Lifecycle pop-up window.
The system built-in lifecycle template cannot be edited, and the lifecycle used by the project cannot be edited
In the Edit Lifecycle interface, enter Name and Description to edit
The lifecycle template name and description are 1~50 characters long
Manage lifecycle nodes, manage lifecycle node operations refer toLifecycle node management
A complete lifecycle must contain at least two lifecycle nodes
Set the upgrade process, and set the upgrade process operation refer to[Set the upgrade process](/pages/gostart/setup/Lifecycle%20node%20management.md#7.Set the upgrade process)
An upgrade process must be set for a complete life cycle
Click Confirm to wait for the prompt message