You followed a link on oculus.com that redirects to another website:
https://horizonworlds.uservoice.com/forums/940732-bugs/suggestions/45966733-i-can-t-get-i-edit-mode-at-all-and-i-can-t-accesWe're just checking that you want to follow this link — you can now continue to that website or go back to the home page.