Step 1. Sign in to your email and select Settings under the Gear Menu, which is in the top-right of Gmail
Step 2. Enter the Accounts tab and select Add another Email Address
Step 3. Enter the name that you want to alias to have. Then, enter the email address of the secondary account. Finally, click Next Step.
Step 4.Select Send Verification
Step 5. Log on to the secondary email address and perform one of the two verification methods. If you don't see the email confirmation, check your Spam folder and click Resend Email.