In version 7.1.x and below, custom fields are not going to be deleted on the live after publish as it is out of scope in terms of staging publication

• Type: Bug
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Fix Version/s: 7.0.x, 7.1.x
• Component/s: Product Team Staging
• Labels: None
• Type of Documentation: User

We discussed it with zsigmond.rab.

According to this former comment:
https://issues.liferay.com/browse/LPS-72545?focusedCommentId=1057253&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-1057253

Could you please, add this to the documentation?

Thank you