What does Hacker Cat look like on Microsoft?

On Microsoft it is the design shipped in Windows 11, shown above at full size. Older revisions are listed beneath it.

When did Microsoft add Hacker Cat?

Microsoft first drew Hacker Cat in Windows 10 Anniversary Update, released August 2, 2016.

Microsoft Corporation has shipped 8 versions of Hacker Cat. Each is dated, so you can see when the design changed.

Microsoft Windows 11

This is the design Microsoft introduced in Windows 10 October 2018 Update, shipped again unchanged. It was not redrawn for this release.

Windows 10 Anniversary UpdateAugust 2, 2016
Shipped in 4 releases before it changed
Windows 10 October 2018 UpdateNovember 13, 2018
Shipped in 4 releases before it changed

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

What does Hacker Cat look like on Microsoft?: On Microsoft it is the design shipped in Windows 11, shown above at full size. Older revisions are listed beneath it.
When did Microsoft add Hacker Cat?: Microsoft first drew Hacker Cat in Windows 10 Anniversary Update, released August 2, 2016.
How many times has Microsoft redrawn Hacker Cat?: Microsoft Corporation has shipped 8 versions of Hacker Cat. Each is dated, so you can see when the design changed.