If your credit card has expired, you’ve changed banks or you are selling your business you will need to update details in Shopify.
To do so go to Settings then Account, i.e.
/admin/settings/account and click the Change Credit Card button then follow the prompts and save.
Cloudflare outage is affecting access to SOME Shopify Sites from Some locations.At approx. 5pm on 21/6/22 there was a Cloudflare outage. Cloudflare provides a performance/security layer for Shopify and many other websites.
UPDATE: here is Cloudflare’s incident report: