# Customize Fields via Rules **URL:** \ **Category:** Ideas & Features\ **Tags:** flexible-domain\ **Created:** [April 4, 2021, 5:44am UTC](https://community.fibery.io/t/customize-fields-via-rules/1523 "2021-04-04T05:44:29Z")\ **Posts on this page:** 1\ **Showing post:** 16
**Author:** ![Chr1sG](https://sea2.discourse-cdn.com/flex020/user_avatar/community.fibery.io/chr1sg/32/3941_2.png) [@Chr1sG](https://community.fibery.io/u/Chr1sG)\ **Post date:** [September 22, 2023, 6:10am UTC](https://community.fibery.io/t/customize-fields-via-rules/1523/16 "2023-09-22T06:10:45Z")
Related > [@'Locking' entities](https://community.fibery.io/t/locking-entities/911): > > Would it be possible to make it so that an entity can be locked for changes (and unlocked again when needed)? It’s sort of a permissions issue, but I need the permissions to be dynamic, rather than fixed by the admin at app level For my use case, simply switching the entity between ‘apply-normal-permissions’ and ‘nobody-can-edit’ is what I need. Depending on the implementation, the users who have lock/unlock permissions could be asymmetric (an engineer can lock an entity but it can only be unl… --- _[View the full topic](https://community.fibery.io/t/customize-fields-via-rules/1523)._