Downloads Flowers Emojis for iMessage How to use iMessage Stickers: • Tap the App Store icon alongside the message box in iMessage • Tap the icon on the lower left corner and then the plus icon to access the App Store for iMessage. Tap Manage tab and find Flowers Emojis to add it. • You can peel and place them on anything in your conversation – bubbles, images, or even other stickers.