If servers stopped connecting, your subscription may have expired.
- On lk.surfingvpn.com → the Home tab. The subscription card shows the "Expired" status and a "Renew" button — or tap "Manage" → "Renew / change plan" (you can also use the bot @SurfingVpnBot → 💳 Подписка). Renew the subscription.
- In Happ refresh the subscription — the ⟳ icon in the subscription header.
After renewal, access is restored.