I cannot receive email on my icloud

You already found the Related Article

If iCloud Mail isn't working

That covers everything

Usually just go to Settings, (your name), iCloud then turn off Mail, wait a few minutes, then turn Mail back on

What happens if you access your mail in the normal way with the Mail app?

If you are signed into your Apple ID on the phone and Mail is turned on in your iCloud settings it should populate with your iCloud Mail.

Same here since a few months no access to Mail trough iCloud.com. When clicking on mail app it gives an empty window on my Mac . Using another server and logging in iCloud on my iPhone the envelope app is missing. Been online with Apple they send me to the provider. The provider sends me back to Apple. Wondering who is finally going to help me out.

Envelope like this one?

This is how it shows up on my iPhone. No envelope app

Apple is the provider of iCloud mail.

If you are talking about a different provide like Google or Yahoo! you would do better to start your own discussion . This one is concluded

I know that! I am speaking about my local internet provider.

Hello?

Yes but the one which should show up when logged in in icloud.com

Do you see the iCloud picture. On my iPhone the envelope doesn't show up. This one is taken from my iPad

It is on, I did check everything, changed my password, checked the settings. Did spend a half day with Apple support checking everything out. No result.