How do I change my shipping details to Local Pick Up Only. Iâ€™ve already have them listed

I need to revise my 2 listing, I only want â€œLocal Pick Upâ€ , the items are to big to ship out | Ask a Mentor

I need to revise my 2 listing, I only want â€œLocal Pick Upâ€ , the items are to big to ship out | Ask a Mentor | eBay Community