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Bluewin mail on Apple devices: change your settings

On this page:
Avoid no longer being able to send emails: how to update your settings and comply with the latest security standards.

How to change your email settings

To help our customers protect their data, Swisscom will only allow encrypted emails from mid-October 2020. If you are using Bluewin mail on your Mac, iPhone or iPad and want to be able to keep on sending emails from these devices, please update your email settings.

Bluewin e-mail on your iPhone/iPad: Go to the settings and follow the instructions.

  • Step 1

    Select "Mail".

    Step 2

    Select "Accounts".

    Step 3

    Select your account ""

  • Step 4

    Select your account ""

    Step 5
    Select "SMTP –" (outgoing mail server).
    Step 6
    Select primary server "".
  • Step 7

    Select "Authentication".

    Step 8

    Select "Password" from the list. Then click "Back" in the top left.

    Step 9

    Check that the Server Port is set to "465" then click "Done" in the top right.

  • Step 10

    Click on "Account"

    Step 11

    Click "Done" again to return to step 3 and save the settings.

You are not using Bluewin e-mail on your iPhone/iPad yet, but you would like to install it? You can find support to install your Bluewin e-mail on your iPhone / iPad under this link.

If you are using Bluewin E-Mail on your Mac, please make the following updates:

  1. Open "Mail".
  2. Select "Mail" in the toolbar on the top of your screen.
  3. Open "Preferences…".
  4. Select "Accounts".
  5. In the list on the left select your Bluewin E-Mail address.
  6. Select "Server Settings".
  7. Deactivate the checkbox "Automatically manage connection settings".
  8. Select "Password" in the "Authentication" list.
  9. Check that the port is set to "465".


Repeat the steps from point 5 if you have more than one Bluewin e-mail address connected to your Mac.

Frequently asked questions

How do I know if I am affected?

Why do I have to adjust the settings myself?