Google Pixel 4a 5G
Android 11.0
1 Find "Start chat"
Press the message icon.
Press Start chat.
2 Select recipient
Press To and key in the first letters of the recipient's name.
Press the required contact.
3 Write text
Press the text input field and write the text for your picture message.
4 Insert picture
Press the attach picture icon.
Press Gallery and go to the required folder.
Press the required picture.
5 Send picture message
Press the send icon when you've finished your picture message.
6 Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.