The Motorola Razr V4 could join the ranks of foldable phones this year, but there’s still a lot that we don’t know about it. However, we do now have a better idea of how the phone’s secondary screen might be used.

By ‘secondary screen’ we mean the small screen that is likely to be visible when the main display is closed, and which will be on the back when the main screen is open, as you can see in patent images showing a clamshell design.
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