I'm using iCloud two-factor authentication and can't sync my account Ben Gotow October 03, 2017 18:59 Follow Mailspring does not support two-factor authentication with iCloud. However, you can still sync your account by creating an app-specific password and using it to login. Here's how to do it. Related articles How do I make Mailspring the default mail client on Linux? I'm getting a "Certificate Error" when connecting my account I'm getting "Invalid Credentials" when connecting an Outlook.com account I'm getting a Password Management Error Uninstalling Mailspring Comments 0 comments Article is closed for comments.