How to Change Signatures in Mail on iPhone and iPad
Step 1. Go to the settings of your iPhone.
Step 2. A new window of the settings will open. Scroll down to “Mail”. Click on Mail.
Step 3. A window of Mail will open. Scroll down to “Signature”. Here you can change signatures in Mail on iPhone
Step 4. Click on the “Signature”. You will two options under the signature folder. If you will click on “All Accounts” then you will have the same signature in all the accounts connected to “MAIL”. If you will click on “Per Account” then you can have different signatures for different accounts on “MAIL”
Step 5. Now you are done. Go to Mail on your iPhone.
Step 6. Open a “ New Message”. Here we have opened Gmail. The signature set for Gmail was “ Signature iPhone 1”. The same signature will be there in “Message”
Step 7. Follow the same procedure to change signatures in Mail on iPad. Here are the screenshots:-