To use a sticker in a video call:
1. Tap the video call screen.
2. At the bottom of the screen, tap Effects > Stickers, or tap the face icon at the bottom left of the call screen.
3. Select the sticker you want to use.
You can use the following sticker types:
⋅LINE and BT21 official stickers
Note: Sound stickers, emoji, and some other sticker sets cannot be used.
Stickers used in video calls appear on the screen for five seconds. Animated stickers appear until their animation finishes.
Let us know if we can make it better.