When you see the Sign in with iCloud screen, enter your iCloud email and app-specific password and click Next.

Click on the 'iCloud' icon from the grid of email service providers.

At the top menu, click on 'Spark Desktop' > 'Add an account…'.

Download and install Spark mail app on your Mac.

If you are already using Spark Mail app on your Mac and want to add your iCloud account, simply follow these steps. Just sign into your iCloud account and start using Spark for Mac. That’s it! There are no Settings to configure and no servers to specify. Then, click on the blue ‘Allow’ button to grant Spark access to your email account, so you can use your iCloud within Spark.

On the next screen, enter your iCloud app-specific password and click Next.Type in your iCloud email address on the welcome screen.If you’re already using Spark and want to add a iCloud account, follow these instructions here instead. If you haven’t already, download and install Spark mail app on your Mac to get started.Once you generate an App Password, copy it to your clipboard and remember it, as you will need to enter it in Spark in the next steps detailed below.

Name the label for this app-specific password and hit the “Create” button.If you don’t have an option to generate passwords, you’ll have to set up two-factor authentication for your Apple ID. Scroll down to the Security section and click on “Generate Password.”.Enter the 6-digit verification code that will pop-up on your Apple device on this screen.Confirm your identity by clicking “Allow” button on your Apple device.Then you will need to proceed with two-factor authentication. Go to and sign in to your Apple account using your Apple ID and Password.To generate an app-specific password with iCloud, follow these instructions: Generate an app-specific password for Spark on Mac: To protect your iCloud data and to prevent fraudulent activities with your iCloud account, Apple requires that you generate different passwords for logging into apps. Your iCloud account password will not work directly in Spark. To set up iCloud email on Mac, you need to first generate an app-specific password for Spark using a web browser.

Icloud mail server