If you are new to Gmail and wonder how to access the www.Gmail.com sign out option to come out of your account, you have to first click on the profile picture symbol on the right top corner of your inbox. This would provide a drop down menu option in which you will find several options such as profile, account, add account, privacy, etc. On the right bottom corner you will also find an option of ‘sign out’. Clicking on this option would help you perform the action of www.Gmail.com sign out successfully. If you wish to access any other Gmail account of yours without signing out, you will have to click on the ‘add account’ and proceed with instructions.