Force Salesforce Classic (No lightning)

the in "switch design. very this you salesforce my created salesforce so in use lightning as redirection click extension had to redirection visiting of that automatically were desire this uses page, slow salesforce colleagues classic. same when for this organization. i the i shared a design and page with redirect simple page and this not salesforce to "classic" a your will own to switch dislike in to to here automatically extension my classic" it "lightning associated if out extension experience". is.  anyway.  is the bloated "classic" to