How do I create a login and logout menu in WordPress?
Activate the plugin through the 'Plugins' menu in WordPress. Go to Menus, You will see a separate section for Login,Logout,Register and Profile Menu Items. Drag and Drop these menu items to your menus you have created already.
Where should I put logout button?
The most common placement pattern for a “Log out” button or link is within the upper right-hand corner of a screen. That is the place that has become the intuitive exit area for users, ever since Windows made that top-right 'x' the standard close pattern.