eBay

I am attempting to cancel an auction with reserve because the shipping information is incorrect. 6 days left in auction and I keep hitting the cancel button but it won’t do anything? Any suggestions greatly appreciated.

I’m selling a very heavy item and just realized eBay set shipping parameters of $7.35 on an item that weighs 300lb or more. I only intended for buyers to pick up. Do I need to cancel the auction and relist or can I amend the shipping details? I alrea...