This are the steps you have to follow in order to get your dialogue set up.
For more information about the different parts of the system, check Components.
If something doesn’t seem to work, check Troubleshoot / F.A.Q..
Talk component attacked to it. While you’re at it, assign it a color in the PlayerChatBubbleColor public field, and the maximum distance an NPC can be to be in reach, and the key the player should press to talk.NPC tag to it. If you don’t have it in your tag list, create it, and assign it to your NPC.DialogueContainer component to your NPC.PrefabUI field has the SpeechBubblePrefab assigned to it. If that’s not the case, drag and drop the prefab onto this field.Conversations field. If its value is 0, change it to 1, and new things will appear.Lines field that just appeared. If it’s 0, change it for any positive number.Talker Name and Lines fields with your dialogue.Talk, if an NPC is in reach, dialogue will trigger. Just press the E key repeatedly to exhaust dialogue.