The new pay in 3 installments isn’t available on shoot-proof at the moment. Given the current economic climate it might help maintain revenues giving payment options.
Pay in 3 is now available in your PayPal Checkout at no
additional cost to your business. It can offer a flexible
payment option to your customers and let them pay over
time, while you get paid up front.

Pay in 3
With Pay in 3, you can give customers more ways to buy It's included in PayPal checkout at no additional cost Just add messaging so customers know they can Pay in 3.
According to Paypal
57% of consumers are more
likely to make a purchase at a retailer offering interest-free payment options
45% of consumers say they can manage their expenses better if they can buy things now but pay for them later.