Hi there, thank you for your review & we're sorry to hear about the unpleasant experience. Once you have uninstalled and reinstalled the app, kindly contact us at 1300-888-828 or email us at mybusinesscare@cimb.com to reactivate the Mobile Token. You may contact us from 8am to 7pm Mondays to Fridays and 8am to 5pm Saturdays. Thank you