Ignore it. It is a private matter, and respecting privacy means not getting involved or spreading it further.
Keep it to yourself. Since it's not your business and it might be something very personal and sensitive, just pretend you never saw it.
The best thing to do is to distance yourself from it. Don't try to read more into it or share it with others. If possible, try to forget about it as it is not something that should be made public or dwelt upon.
First, turn it off right away. Then, you can consider reaching out to someone you trust, like a friend or family member, to talk about how uncomfortable and wrong it is that you came across such a thing. And make sure not to spread or promote this kind of content in any way.
Immediately stop watching. It is not something that should be viewed without permission.
You should immediately look away and avoid engaging with such inappropriate content. Respect your partner's dignity and privacy.
If one accidentally comes across such stories, they should immediately look away or stop reading/listening. They should respect the privacy of others and not spread or dwell on what they have seen or heard.
Immediately stop viewing and try to avoid similar content in the future. You can also clear your browser history to remove any trace of it.
She should have an open and honest conversation with them. Talk about healthy relationships, respect, and boundaries in a non - judgmental way. For example, she could start by asking general questions about their friendships and gradually move towards more complex topics like respect for others' privacy in relationships.
Immediately close it and avoid any further exploration. Do not share or spread it.
If one accidentally comes across such a story, they should immediately stop reading or watching it. It is not something that should be consumed casually. Then, they could consider reporting the source if it is inappropriate or offensive content.
Avoid it. Since it likely contains inappropriate content.
Immediately close the page or source where you found it. Do not engage with it as it is likely to be inappropriate and against ethical and legal norms.