Go to Settings > Domains > Connect a domain
Select Redirect and click Connect
Enter the domain to be redirected from and click “Next”.
Now, enter the domain to be redirected to by selecting from the drop down.
Later, follow the instructions and create DNS records in your hosting provider such as GoDaddy, Hostinger etc.
Once the records are created, it will take some time for the redirection to happen. Later, verify the redirection.