How to use Minecraft Koro Sensei's Mistake skin ?

Learn how to download and apply the Koro Sensei's Mistake 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 Koro Sensei's Mistake 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 Koro Sensei's Mistake skin file.

Does this skin have thick or skinny arms?

This particular Koro Sensei's Mistake skin has thick (4px) arms. It is based on the classic Steve model.

What color is this Koro Sensei's Mistake skin skin?

This particular Minecraft Koro Sensei's Mistake skin has the following color palette:
Yellow
Mine Shaft
Mine Shaft
Mine Shaft
Turbo