What does Seta Para Baixo look like on Messenger?

On Messenger it is the design shipped in 1.0, shown above at full size. Older revisions are listed beneath it.

When did Messenger add Seta Para Baixo?

Messenger first drew Seta Para Baixo in 1.0, released 1 de junho de 2016.

Meta Platforms, Inc. has shipped 1 version of Seta Para Baixo. Each is dated, so you can see when the design changed.

Messenger

Meta Platforms, Inc. has drawn Seta Para Baixo once. Every revision Messenger has shipped is below, newest first.

What does Seta Para Baixo look like on Messenger?: On Messenger it is the design shipped in 1.0, shown above at full size. Older revisions are listed beneath it.
When did Messenger add Seta Para Baixo?: Messenger first drew Seta Para Baixo in 1.0, released 1 de junho de 2016.
How many times has Messenger redrawn Seta Para Baixo?: Meta Platforms, Inc. has shipped 1 version of Seta Para Baixo. Each is dated, so you can see when the design changed.