Can I still purchase the "Last Wish Rider" Add-on Protection if I did not purchase it during the initial application?

Bowtie Life Insurance (Annual Renewal Plan): The policyholder may apply to purchase the rider anytime through the online platform, but must undergo the underwriting process.
Bowtie Life Insurance (5/10/20 Year Plans): The policyholder may only apply to purchase the rider through the online platform upon policy renewal, and must also undergo the underwriting process.