Sending it on other servers or in DMs needs Discord Nitro.
To add it to a server you manage, download it, then open Server Settings โ Stickers โ Upload Sticker. Discord takes PNG, APNG and GIF files up to 512 KB.
More stickers from ๐ฃ๐ฑ๐ฎ ๐ฉ๐ฎ๐ท ๐๐ช๐ป๐ญ๐ฎ๐ท