I cant log in why?

can i add a secound person in my account.

one my computher i can log in, and the secound i cant why?

If you want to add a sub-user to your account, please check this guide: https://www.jotform.com/help/232-How-to-Share-Forms-with-a-Sub-account-User

If you're referring to sharing account in one computer, that is possible. The email address natton**@mail.ru is under a guest account. Please register to JotForm as a free account so you can manage and use your forms properly. Here's a link: https://www.jotform.com/signup

Hope that helps. If you have questions, please let us know.