1. On your Android phone or tablet, open the Gmail app.
  2. In the top left, tap Menu.
  3. Scroll to the bottom, then tap Settings.
  4. Choose your account.
  5. Tap Vacation responder.
  6. At the top, turn the "Vacation responder" switch On.
  7. Fill in the date range, subject, and message.
  8. Tap Done.
  9. To turn off your vacation reply, switch "Vacation responder" to Off