To change Furfrou forms in Pokémon Go, you'll need to use Candy and Stardust. The Furfrou Trims available to you depend on what region you're currently in.It's divided into changeable forms and non-changeable forms. The pokemon from 1.1 to 1.38 are changeable, the pokemon from 2.1 to 2.43 are not changeable. A new "Change Form" option will now be available. Select the Furfrou that you wish to trim, and you'll see a Change Form button under the Power Up button. Then you can head to Furfrou's details page to click "Change Form. " Pick your trim and voilà ! Tap on Furfrou's summary in the Pokemon Storage. Tap the Change Form button, and a new list with available options emerges.