Check this link on how to change your password for your Gmail account which is configured in your Samsung Galaxy S2.
http://www.technipages.com/samsung-galaxy-tab-set-new-gmail-password.html
Check this link on how to change your password for your Gmail account which is configured in your Samsung Galaxy S2.
http://www.technipages.com/samsung-galaxy-tab-set-new-gmail-password.html