Question

Public Wi-Fi should never be used when you are:

Answer 1

Inserting private information in your phone, such as phone numbers, credit cards, passwords, and so on. 

Hope this helps! Have a great day :)

Answer 2

Although public wi-fi has become almost universally available, it is important to remember that it should not be used at all times. There are times when using public wi-fi can be dangerous. One of the most important dangers of using public wi-fi is the fact that the connection is not always secure. Therefore, public wi-fi should not be used when we are entering private or secret information such as credit card or bank information.