Steps

To set the Extension Rights when viewing a Page, for a specific Page:

1. View the Page.
2. Administer the Page.
3. Select "Users & Rights", and then select XWiki 18.2.0-rc-1+ "Extension Rights:Page & Children" or "Extension Rights:Page" from the dropdown, depending on your needs.

   

4. Check or uncheck the box in the extension name column for "Groups" and/or "Users", depending on whom you want to give the rights.

   
   

FAQ

What is the difference between "Extension Rights:Page & Children" and "Extension Rights:Page" ?

The rights defined for "Extension Rights:Page & Children" will apply to current Page and to all its children, while "Extension Rights:Page" sets rights only for the current Page. XWiki <18.2.0-rc-1 There was only one entry "Extension Rights", where the rights were applied to the current Page and children, with no option to apply them to the Page only.

Can I set the Extension Rights globally for the whole wiki?

Yes, you can change the extension rights globally.