No. It is not necessary. Only the responsible author will register in the system. But all authors should be aware of their responsibility for the article. The order of the names of the people and the responsibilities of each of them should be clear in the article.
Click on the login option at the top left of the screen. Then I forgot the password to the system! click. You will be asked for your email address. You will then receive an email authorizing you to change your password.
No. This is unethical in publishing. If this is done, your article will not be published; And if it is printed, it will be invalidated. Your name will then be blacklisted and no other articles will be accepted from you
This journal does not charge authors for reviewing articles, but authors whose articles (for Persian papres) are accepted must pay 2000000 Rials for editing and publishing the article to the University Vice president for Research and Technology (payment is online). No money will be received for publishing the English papers.