This is dependent on your medAdvisor account "Stay Logged in" setting configured on your Login screen. If your "Stay Logged in" setting is set to "Yes", you will not be required to enter in your Login details after turning your phone off and on. If your "Stay Logged in" setting is set to "No", you will be required to enter in your Login credentials each time you turn off and on. If you disable your medAdvisor Login authentication, we strongly recommend you activate a pin/password on your phone or device to protect your privacy.