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Email on phone and computer

Windows Mail and Calendar – what do I do now?

Microsoft has retired Mail and Calendar in Windows. Here are your options for reading Sitewig email on a Windows PC, and how to set up the old app if you are still using it.

3 min readUpdated

On this page
  1. Choose a program
  2. Still using the old Mail app?
  3. Frequently asked questions
  4. Will I lose my emails if I switch from the Mail app to Outlook?
  5. How do I see my emails without installing anything?

The built-in Mail and Calendar app in Windows 10 and 11 has been retired by Microsoft and replaced by the new Outlook. The old app no longer receives updates, and on newer computers it is not installed at all. Your Sitewig email works fine on Windows: you just need to choose one of the programs below.

Choose a program

ProgramEmailCalendar and contacts from SitewigGuide
New Outlook for WindowsYesNoNew Outlook
Classic Outlook (Microsoft 365, Office)YesNoClassic Outlook
Thunderbird (free)YesYesThunderbird
Webmail in the browserYes-The Open Webmail link in the control panel
Table of which programs can sync email, calendar and contacts with Sitewig
Email works everywhere: calendar and contacts require CalDAV and CardDAV

Still using the old Mail app?

If you have the app and want to keep using it for now, you can add your Sitewig account like this. The settings are also shown in the control panel under Email → Mailboxes → Account settings.

The control panel: Email → Mailboxes with the Account settings card highlighted
Account settings in the control panel
  1. Step 1: Open the account settings

    Click the cog at the bottom left, choose Manage accounts and then Add account.

  2. Step 2: Choose advanced setup

    Scroll down the list, and choose Advanced setup and then Internet email.

  3. Step 3: Fill in the account

    Enter your email address as the Email address and User name (the whole address), the mailbox Password and an account name. Choose the account type IMAP4.

  4. Step 4: Fill in the servers with the port

    Enter mail.sitewig.com:993 as the Incoming email server and mail.sitewig.com:465 as the Outgoing (SMTP) email server.

  5. Step 5: Turn on login and SSL

    Tick all four boxes: Outgoing server requires authentication, Use the same user name and password for sending email, Require SSL for incoming email and Require SSL for outgoing email. Click Sign in.

Frequently asked questions

Will I lose my emails if I switch from the Mail app to Outlook?

No, not if the account is set up with IMAP. Then all emails and folders are on Sitewig's server, and the new program downloads them again.

How do I see my emails without installing anything?

Use webmail. In the control panel under Email → Mailboxes you will find the Open Webmail link.

Read about email at Sitewig

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