Add Custom Address

  1. Open Gmail (Desktop version)
  2. Go to Settings > All settings
  3. Go to Accounts and import*
  4. SMTP Server: smtp.gmail.com
  5. Username: youraccount@gmail.com
  6. Password: generated in apppasswords*
  7. TLS selected and add account
*Direct Link
Generate app password here.
2-Step verification needed!. Check instructions below!
Source

Turn on 2-Step Verification

  1. Open your Google Account.
  2. In the navigation panel, select Security.
  3. Under “Signing in to Google,” select 2-Step Verification > Get started.
  4. Follow the on-screen steps.
Source Tip: add alternate address & change profile pic!