Open Gmail
Click the gear icon
Select See all settings
Go to the Forwarding and POP/IMAP tab
Click Add a forwarding address
Enter the email address you want to forward to
Click Next
Click Proceed
Open the confirmation email sent to the forwarding address
Click the confirmation link
Return to Gmail settings
Refresh the page if needed
In the Forwarding section, select Forward a copy of incoming mail to
Choose the verified forwarding address
Select what to do with Gmail’s copy of the email
Click Save Changes
To forward only certain emails, go to Filters and Blocked Addresses
Click Create a new filter
Set your filter criteria
Click Create filter
Check Forward it to
Select the forwarding address
Click Create filter