1. Open your Discord app

2. In the left-hand corner, you will see the settings icon. Click on it

3. A new interface will be displayed

Go to the Advanced options and enable the Developer mode option:

4. Close the settings interface, and in the left-hand corner, you will see your username. Click on it

5. Click again on your username, and you will get the option to copy your user (Discord) ID:

Now your Discord user ID is copied!