# Bkool Smart Pro **URL:** \ **Category:** General Discussion\ **Created:** [March 28, 2020, 4:11pm UTC](https://forums.zwift.com/t/bkool-smart-pro/298355 "2020-03-28T16:11:43Z")\ **Posts on this page:** 1\ **Showing post:** 5
**Author:** ![Sandy\_Thomson](https://sea2.discourse-cdn.com/gozwift/user_avatar/forums.zwift.com/sandy_thomson/32/173923_2.png) [@Sandy\_Thomson](https://forums.zwift.com/u/Sandy_Thomson)\ **Post date:** [April 29, 2020, 9:02pm UTC](https://forums.zwift.com/t/bkool-smart-pro/298355/5 "2020-04-29T21:02:53Z")
Hola @Jose_Antonio_Ramirez Do you know if you have Ant+ FE-C mode enabled? Zwift needs it to be able to control the Bkool trainer, but you need to enable it using an old version of the Bkool Simulator software: > [@Problems pair bkool Go / Pro2 Zwift ant+ FE-C app Bkool indoor](https://forums.zwift.com/t/problems-pair-bkool-go-pro2-zwift-ant-fe-c-app-bkool-indoor/103462/71): > > Hi Stephen, no problem. The Toolkit app doesn’t seem to update the firmware on the pro to 3.25 any more so that’s no help. What you need to do is update it using an old version (v3.53) of the Bkool Simulator. If it is asking you to update it then you probably need to look at step 4 below - basicall… The original instructions are for the Bkool Classic here (in Spanish): > **[AFECTADOS POR RODILLO BKOOL](https://www.foromtb.com/threads/afectados-por-rodillo-bkool.1198660/page-80#post-27158993)** > > Actualice mi rodillo esta mañana con Toolkit y se puso la 3.25. Peo ahora las pendientes son mucho más duras que antes. Un 7% es durísimo no se puede... --- _[View the full topic](https://forums.zwift.com/t/bkool-smart-pro/298355)._