You need to include the sticker image for sticker sprays, as the sticker spray is just a preset pointing to that sticker.
You don't need to include it for custom brushes, it's saved as part of the brush itself
You need to include the sticker image for sticker sprays, as the sticker spray is just a preset pointing to that sticker.
You don't need to include it for custom brushes, it's saved as part of the brush itself