For the lif eof me I can't figure this out. I'm adding a URL redirect that goes from one product /product1-2-3/ to my new shopify website https://www.newsite.com/product-1-2-3/ however I can't get this to actually redirect. I can submit it but another happens. Does shopify not support redirects to another shopify instance?
While you can redirect from any address within your existing domain (or previous paths), you need direct to a valid URL, according to Shopify's own URL structure. So, if you want to redirect to your product, you need to use the following format: