After finishing your work on Gmail, do not forget to sign out to end all the sessions. It is always advisable to log out the sessions in order to avoid misuse of your Gmail email account. Firstly, click on your email address shown on the top right corner to open the drop down menu. This menu contains the option of sign out. Click on it to end these sessions of Gmail. Alternatively, go to the bottom of the Gmail page where you could find the option of ‘Details’. Just click on it and select sign out all other sessions to completely log out Gmail active sessions.