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How to Create hidden messages

"How to Create hidden messages" cover image

Learn how to create hidden messages on paper that can only be revealed with fire.

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Create hidden messages

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Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check Gadget Hacks' list of supported iPhone and iPad models, then follow the step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.

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