
Please go to Site contents -> Site pages -> Select Home page -> Manage access -> Check whether the Home page has unique permission and what permission you have for the Home page.
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.