Looking for logging into the Shopify Member site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Shopify Member site. After that you can login as usual with your login credentials.
https://help.shopify.com/en/themes/customization/access/create-members-only-store
https://help.shopify.com/en/manual/customers/customer-accounts
https://ecommerce.shopify.com/c/shopify-discussion/t/implementing-a-members-only-area-of-a-site-501927
https://ecommerce.shopify.com/c/shopify-discussion/t/membership-area-of-website-404671
https://help.shopify.com/en/themes/development/templates/customers-login
https://www.quora.com/Can-I-build-a-membership-site-using-Shopify
http://boldcommerce.com/memberships
https://help.dsync.com/hc/en-us/articles/115004937467-How-do-I-create-a-new-role-user-in-Shopify-
https://www.envision.io/blogs/ecommerce-pulse/80312001-how-to-add-a-wholesale-area-to-your-shopify-store-without-an-app
https://www.templatemonster.com/help/shopify-how-to-enable-user-registration.html
http://srchamber.com/events/details/ecommerce-create-an-online-store-on-shopify-02-21-2019-30278
https://mailchimp.com/help/use-mailchimp-for-shopify/
https://www.shopifymastery.com/membership-access