How to use Minecraft Undo the Unthinkable skin ?

Learn how to download and apply the Undo the Unthinkable 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 Undo the Unthinkable 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 Undo the Unthinkable skin file.

Does this skin have thick or skinny arms?

This particular Undo the Unthinkable skin has thick (4px) arms. It is based on the classic Steve model.

What color is this Undo the Unthinkable skin skin?

This particular Minecraft Undo the Unthinkable skin has the following color palette:
Steel Gray
Steel Gray
Lola
Falcon
Bastille