Login to Integrated and check "Remember be" on the login form
Close your browser
Go back to Integrated: you have to login again
Remember the user when "Remember be" is checked
Login to Integrated and check "Remember be" on the login form. Close your browser. Go back to Integrated: you should be logged in.
Login to Integrated and uncheck "Remember be" on the login form. Close your browser. Go back to Integrated: you should have to login again.
In order to enable the remember me the security.yml must be changed with the following for the default/main firewall:
remember_me:
secret: '%secret%'
lifetime: 2592000 # 30 days
path: /