What does زر تكرار مرة واحدة look like on Facebook?

On Facebook it is the design shipped in 16.0, shown above at full size. Older revisions are listed beneath it.

When did Facebook add زر تكرار مرة واحدة?

Facebook first drew زر تكرار مرة واحدة in 2.0, released 20 فبراير 2017.

Meta Platforms, Inc. has shipped 12 versions of زر تكرار مرة واحدة. Each is dated, so you can see when the design changed.

Facebook 2.2

This is the design Facebook introduced in 2.0, shipped again unchanged. It was not redrawn for this release.

✳ marks a release that redrew this emoji. The rest re-shipped the design unchanged.

What does زر تكرار مرة واحدة look like on Facebook?: On Facebook it is the design shipped in 16.0, shown above at full size. Older revisions are listed beneath it.
When did Facebook add زر تكرار مرة واحدة?: Facebook first drew زر تكرار مرة واحدة in 2.0, released 20 فبراير 2017.
How many times has Facebook redrawn زر تكرار مرة واحدة?: Meta Platforms, Inc. has shipped 12 versions of زر تكرار مرة واحدة. Each is dated, so you can see when the design changed.