If you’re a iPhone user, there’s a good chance that you use iMessage to communicate with friends and family. But if you want to disable iMessage on your device, there are a few steps you can take. First, open the Settings app and select the Messages tab. Then, under the “iMessage” heading, select “Disable.” Next, open up your Apple ID and password and enter them into the “iMessage Disable Account” field. Finally, click on “Save.”