Why can't I register/integrate with my desired email provider?

if you're unable to register or integrate a supported email service provider because it’s greyed out or unselectable, the issue is likely tied to your current subscription plan specifically, certain advanced integrations require the instafloss feature, which is not included in the lite plan unless purchased as an add on email service providers requiring instafloss the following email service providers need instafloss for integration and are unavailable in the lite plan mailup autopilot customer io mailigen remarkety iterable braze to resolve this issue, please refer to this detailed article for guidance on adding instafloss as an add on if you have any further questions or need additional assistance, feel free to contact our support team we're here to help!