Screenshots are useful when you need to save information locally, but they're mostly handy when it comes to sharing what you're seeing. They're particularly convenient when you want to send a text discussion to a third party, but you often end up having to take plenty of screenshots that get mixed, making it even harder to follow the conversation. In order to address this problem, several manufacturers such as Samsung, Xiaomi, and HTC have implemented "scrollable screenshots" in their user interface, so people can share snippets of a conversation without having to save and send multiple files.

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