What does Libro Abierto look like on HTC?

On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.

When did HTC add Libro Abierto?

HTC first drew Libro Abierto in Sense 7, released 30 de marzo de 2015.

HTC Corporation has shipped 2 versions of Libro Abierto. Each is dated, so you can see when the design changed.

HTC

HTC Corporation has drawn Libro Abierto 2 times. Every revision HTC has shipped is below, newest first.

What does Libro Abierto look like on HTC?: On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.
When did HTC add Libro Abierto?: HTC first drew Libro Abierto in Sense 7, released 30 de marzo de 2015.
How many times has HTC redrawn Libro Abierto?: HTC Corporation has shipped 2 versions of Libro Abierto. Each is dated, so you can see when the design changed.

HTC artwork for this emoji spans 2015 to 2016.