@ThomasK, contact the support,
read the following text extracted from this page https://fizz.ca/en/faq/unsubscribe
Issuing you a refund is an essential component our trial period. The trial period is 15 days. (This excludes customers who have an approved Proof of disability form; the trial period is 30 days).
Trial period refunds apply only to your monthly fees. Additional expenses such as Add-Ons, Travel Add-Ons and usage purchased with your Wallet will not be refunded.
To receive this refund you must not have exceeded:
To close your plan during the trial period, use the same process detailed above (with or without keeping your phone number). If you meet the above criteria, your cancellation request will be activated immediately — you won’t have to wait until the end of your payment cycle and your refund will occur automatically.