I just bought a apple care for my MacBook Air M1
It does show in the MacBook, but It doesn't show the coverage on my support. How can I fix it.
[Image Edited by Moderator to Remove Personal Information]
Perhaps https://mysupport.apple.com/ simply wasn't working at the time. There can be many reasons for that. As it states, try again some other time.
That Mac is covered by AppleCare+. Here's a screenshot with the serial number obscured:
Although not explicitly prohibited by this site's Terms of Use, hardware serial numbers ought to be considered personal information. I hope you don't mind that I asked this site's Hosts to omit it.