You might have noticed that when you rollout a livecopy not all page properties get inherited for example tags , allowed template etc.
In order to make sure that your desired page property should get inherited when you rollout a livecopy, there are certain steps you need to perform on your author instance:
1. Go to Config Manager
2. Search for CQ MSM Content Update Action configuration and edit.
3. Go and include or exclude the properties you need in the Exclude Page Properties field accordingly.
For example I want cq:tags and cq:allowed templates to get inherited then I will add them as: