Just when you’d accepted the verticle video format, TikTok goes and pulls a surprise on all of us and starts testing out a new horizontal full-screen video format.

The trial has rolled out globally but only to selected accounts, so if you don’t see it yet, don’t be surprised. It’s allegedly still in beta testing. This nod towards YouTube follows on from earlier in the year when TikTok began allowing longer form videos of up to 10 minutes.

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