Open Settings → Streak → Reset. Be aware, the action is final and cannot be undone. If you just want to pause, use 'Vacation mode' instead which freezes your streak for up to 14 days.
Yes, at any time. Go to your profile → Active languages → Add/Remove. On Free you can have 1 active language (and change it as often as you want). On Premium, all 13 languages are active in parallel and you switch in a tap.
First check microphone permissions in your phone settings. If those are fine, try a quieter environment — Mio uses VAD (voice activity detection) which can be thrown off by background noise. Last resort: Settings → Voice → Retrain (30s).
The subscription is managed by the App Store or Google Play. Go to your store settings (not the Mio app) → Subscriptions → Mio → Cancel. Your Premium access stays active until the end of the paid period.
Sign in with the same Apple ID / Google Account, then Profile → Restore purchases. If you change platform (iOS → Android), contact support — we migrate manually.
