Here's what you can do:
1) Cancel your monthly subscription through your iPhone settings:
Go to Settings > [Your Name] > Subscriptions
Select Roots
Tap Cancel Subscription
2) Request a refund from Apple:
Sign in with your Apple ID
Find the Roots charge and select Report a Problem
Choose "I didn't mean to purchase this" or "Other"
Apple typically processes refunds within 48 hours
3) Subscribe to the annual plan to get your 7-day free trial:
Go to "Roots > Today (bottom tab) > Account settings (top left) > Tap your name > Select your Subscription
Select the "Annual Plan to start your free trial
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