Why can you only see someone's private story once?

Maybe it's a setting or a glitch in the platform. Sometimes these things happen randomly and there might not be a clear reason.

There are a few reasons. Maybe they don't consider you as a close enough friend or they simply want to keep that content exclusive to a select few. Another possibility is that there's a problem with the app or website you're using to view the stories.

No, usually there is no direct way to know if you are on someone's private story. Private stories are designed to be selective and private, so the person who creates the private story has control over who can view it, but they don't typically send notifications to those who are or are not on the list.

Maybe you haven't set the privacy settings correctly. Check if you've given the right permissions to the people you want to see it.

Maybe it's a privacy setting or a limit set by the platform to control the viewing frequency.

Generally, no. Private stories are designed to be accessible only to specific people or groups that the owner has chosen. Scanning won't bypass these restrictions. Also, it's illegal and unethical to try and access someone's private content without permission.

No, usually you can't. Private stories are designed to limit the visibility to a selected group of people.

No, you can't. Private accounts are set up to restrict access to their stories for privacy reasons.

No, usually you can't. Private stories are designed to be private and accessible only to the person who shared them or those they specifically allow to view.

Not necessarily. Many stories are available for multiple viewings. For example, you can re-read a favorite book or re-watch a movie as many times as you like. It all depends on the medium and your access to it.