Hi,
You can contact the National Insurance helpline to check if the S041 application has been received and also check the progress of the application.
The contact number is +44 (0) 191 2037010. Lines are open Monday to Friday from 8am to 6pm. .
Alternatively, you can use the webchat facility which can be found here -
National Insurance: general enquiries
Please choose the option ‘Ask HMRC online’.
This service is available from 8am to 6pm, Monday to Friday.
Thank you