There’s a new wave on Instagram that feels less like casual scrolling and more like catching a scene from a movie. Creators are experimenting with a super-ultrawide 5120×1080 resolution cinematic style, and it’s making their Reels pop out in a feed dominated by vertical videos. If you’ve been wondering how to ride this trend and create your own thinnest video on Instagram, here’s your step-by-step guide.

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The 5120×1080 trend: What is it?

Most Reels follow the same vertical, fast-cut and designed to be consumed in seconds structure. The viral thinnest video trend flips that script. It lets you post content in a super-wide, letterbox-style frame, which gives viewers the illusion of watching something bigger, almost theatrical. Add As A T

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