What does زر تكرار مرة واحدة look like on LG?

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

When did LG add زر تكرار مرة واحدة?

LG first drew زر تكرار مرة واحدة in G3, released 15 يونيو 2014.

LG Electronics has shipped 4 versions of زر تكرار مرة واحدة. Each is dated, so you can see when the design changed.

LG G5

This is the design LG introduced in G3, 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 LG?: On LG it is the design shipped in Velvet, shown above at full size. Older revisions are listed beneath it.
When did LG add زر تكرار مرة واحدة?: LG first drew زر تكرار مرة واحدة in G3, released 15 يونيو 2014.
How many times has LG redrawn زر تكرار مرة واحدة?: LG Electronics has shipped 4 versions of زر تكرار مرة واحدة. Each is dated, so you can see when the design changed.