error code 80072F30 nokia lumia 630 620 610 600 710 720 730 700 830 820 810 800 930 920 910

 error code 80072F30 nokia lumia 630 620 610 600 710 720 730 700 830 820 810 800 930 920 910


possible problems and solutions

Wrong DATE/TIME
Edit
menu > settings > date+time.


Inconsistency between the Internet APN on your SIM and the access point in the customer's data plan
 Update the access point
 phone menu > settings > access point > add



https://expertcentre.nokia.com/en/articles/faqs/Pages/Error-Code-80072F30-when-Synchronizing-Mailbox-on-Windows-Phone-8.aspx