What does Botão De Avanço Para Baixo 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 Botão De Avanço Para Baixo?

HTC first drew Botão De Avanço Para Baixo in Sense 7, released 30 de março de 2015.

HTC Corporation has shipped 2 versions of Botão De Avanço Para Baixo. Each is dated, so you can see when the design changed.

HTC

HTC Corporation has drawn Botão De Avanço Para Baixo 2 times. Every revision HTC has shipped is below, newest first.

What does Botão De Avanço Para Baixo 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 Botão De Avanço Para Baixo?: HTC first drew Botão De Avanço Para Baixo in Sense 7, released 30 de março de 2015.
How many times has HTC redrawn Botão De Avanço Para Baixo?: HTC Corporation has shipped 2 versions of Botão De Avanço Para Baixo. Each is dated, so you can see when the design changed.

HTC artwork for this emoji spans 2015 to 2016.