paypal fail

We are US based store. PayPal worked till May. Since May, I have few hundred abandoned carts and not even a single sale through PayPal. I checked with 2 of my PayPal accounts. PayPal charge. PayPal charge customers account as unclaimed. However they receive messages that they successfully paid...

Hi, why most of my customers try to buy orders are trying to pay via PayPal Express and most said abandoned ??? Same happens to others? https://prnt.sc/it25um

Hi, When I set up my store, I tested the buying process and it worked fine. I tried again today and I am having issues. When I clicked 'check out with paypal' it took me to paypal where i click pay now and it fails every time and returns me to my home page with still an item in my cart. When...