These steps are identical whether you are adding your first email account or adding more email accounts to Thunderbird Client.

1. Start Thunderbird and go to the hamburger menu on the top right. Then click on "+ New".

2. Tap on "Existing Mail Account...".

3. Enter your Swisscows credentials here Name > > Password and then click on "Configure manually" to customize and change the server settings.

4. Type the Swisscows server settings here and click "Done".

5. Your account was added successfully. Click "Finish" to enter the mailbox.

6. Continue to communicate safely with!