Joke Collection Website - Blessing messages - How to turn off automatic activation of SMS?

How to turn off automatic activation of SMS?

Realize the function of exchanging information between Apple products. Activation mode: 1, enter "Settings". 2. Click "General". 3. Click the Date and Time option. 4. In the date and time settings, make sure that Automatic Settings is turned on. 5. Then open the iMessage option and click Open to activate again.