Cannot play over Wi-Fi after second ipdate

Cannot play the game on Wi-Fi after update. Game burning up data! HELP!!

Contact Customer Support. If you don’t want to burn data using the ingame system described in the link, there’s a direct contact link at the bottom of the page.
https://smallgiant.zendesk.com/hc/en-us/articles/360000542934-How-to-Contact-Support-v1-9-7-onwards-