I received an email tells me that I may be accruing IRS penalties.

[TheWisdom]

I received an email from [email address removed]. It tells me that I may be accruing IRS penalties. Take action before it's too late. We’re here to help you finish filing and stop penalties from adding up. IRS penalties decoded: There are different IRS penalties for failing to file and for failing to pay...

Meanwhile, I have submitted the return and received the ELECTRONIC POSTMARK - CERTIFICATION OF ELECTRONIC FILING with the Federal Return Acceptance Date: 04/15/2024.

What's wrong with TurboTax?

[Bsch4477]

Maybe a scam. See here. 

https://ttlc.intuit.com/turbotax-support/en-us/help-article/security-risk/avoid-phishing-scams-spoof...