After installation Windows 10 on my Lumia 520 message and people app are not working. How can I get it working?

[Windows Central Question]

After installation windows 10 on my lumia 520 message and people app are not working.

After installation windows 10 on my lumia 520 some internal apps are not working like message,people,phonebook even i can not add any contact detail on my phone.

 

[Darius_520]

Re: After installation windows 10 on my lumia 520 message and people app are not working.

Do a hard reset.