How to use Minecraft Gaster's Swap skin ?

Learn how to download and apply the Gaster's Swap 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 Gaster's Swap 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 Gaster's Swap skin file.

Does this skin have thick or skinny arms?

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

What color is this Gaster's Swap skin skin?

This particular Minecraft Gaster's Swap skin has the following color palette:
Alto
Carrot Orange
Carrot Orange
Picton Blue
Fuel Yellow