Instagram’s architecture is built around user privacy. When a user sets their account to private, their photos, videos, and stories are encrypted and hidden from the public API. Only approved followers have the "key" to decrypt and view that data.
Attempting to use unauthorized scrapers or third-party tools is a violation of Instagram’s Terms of Service, which can result in your own account being flagged, restricted, or permanently banned.
require you to log in with your own credentials, which helps maintain your anonymity. PeekViewer