Samsung Galaxy S9 S9+
IfyouhavetheMessengerapponyourphone.Youcangointosettingsandsetituptoswitchbetweenaccounts.,Gotofacebook.comonacomputer.·ClickyourprofilepictureinthetoprightofFacebook.·ClickSeeallprofiles.·ClickSwitchaccounts.·Clicktheaccount ...,Toswitchaccounts...。參考影片的文章的如下: