Most major platforms have systems for reporting nude or intimate content, including rules against non-consensual sharing. When material is reported, the platform may remove it if it violates policies—especially when the content appears to be non-consensual or fabricated to harass.
In general, takedown processes work best when you can provide clear evidence: links to the exact post, screenshots only when allowed, and a short explanation of why it violates policy. Generic reporting or vague descriptions often slows resolution.
If you’re a parent, teacher, or moderator dealing with “charli d amelio nude” content in a group chat, the best practice is simple: document what you saw, report the specific content through the platform tools, and set boundaries around what participants should do next. Silence sometimes helps scams; clear action helps protect people.