How to get rid of the Google Meet function in the Gmail mobile app and remove the video-chat icon from your inbox

Open your G-Mail App.

You can see Google meet icon in right down side.

Click the  Left upside menu.

Goto settings.

Select one of your Mail.

You can see the   "Show the Meet tab  for video calling"

Uncheck the box.

You're all done.

See You Again.