This wikiHow teaches you how to react to a message in a Discord channel with an emoji on an iPhone or iPad.
Steps
Step 1. Open Discord on your device
The icon looks like a white joystick on a purple or blue background. It is usually found on the Home screen.
Step 2. Click on ☰
This button is located in the upper left corner of the screen.
Step 3. Select a server
The servers are listed along the left side of the screen.
Step 4. Select a text channel
Step 5. Press and hold a message
A pop-up menu will appear.
Step 6. Click on Add a reaction
Step 7. Select an emoji
It will appear like this below the message.