What does Abwärts-Schaltfläche 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 Abwärts-Schaltfläche?

HTC first drew Abwärts-Schaltfläche in Sense 7, released 30. März 2015.

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

HTC

HTC Corporation has drawn Abwärts-Schaltfläche 2 times. Every revision HTC has shipped is below, newest first.

What does Abwärts-Schaltfläche 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 Abwärts-Schaltfläche?: HTC first drew Abwärts-Schaltfläche in Sense 7, released 30. März 2015.
How many times has HTC redrawn Abwärts-Schaltfläche?: HTC Corporation has shipped 2 versions of Abwärts-Schaltfläche. Each is dated, so you can see when the design changed.

HTC artwork for this emoji spans 2015 to 2016.