How to use Minecraft Mr. Cat doesn't know Goodbyes skin ?

Learn how to download and apply the Mr. Cat doesn't know Goodbyes skin for Minecraft on PC (Java Edition) or Pocket Edition (PE).
PC (Java Edition):

1. Go to the Minecraft website and login to your account.
2. Click the “Minecraft Java Edition” dropdown menu and select “change skin”.
3. On the next page, click “select file” and upload the Mr. Cat doesn't know Goodbyes skin file.

1. Open the game app and press the “dressing room” button on the main menu screen.
2. Press “Edit Character” -> “owned skins” -> “choose new skin” and upload the Mr. Cat doesn't know Goodbyes skin file.

Does this skin have thick or skinny arms?

This particular Mr. Cat doesn't know Goodbyes skin has thick (4px) arms. It is based on the classic Steve model.

What color is this Mr. Cat doesn't know Goodbyes skin skin?

This particular Minecraft Mr. Cat doesn't know Goodbyes skin has the following color palette:
Soft Amber
Thatch
Bison Hide
Serenade
Green Mist