1
Check compatibility before buying.
Confirm your phone supports eSIM and is carrier-unlocked.
SonaSim Support Hub
Everything You Need to Set Up, Use, and Troubleshoot Your eSIM
Use search to jump to answers fast, or browse by topic. This page covers setup, installation, data behavior, billing, refunds, and technical troubleshooting.
No help articles matched your search. Try a simpler phrase like "APN", "activation", or "refund".
Getting Started
From purchase to first connection in minutes.
Installation
Device setup for iOS, Android, and manual activation.
Troubleshooting
Fix no service, slow speeds, APN and roaming issues.
Billing & Refunds
Charges, receipts, duplicates, and refund policy guidance.
Quick Start Workflow
Follow this path to avoid common activation mistakes before you travel.
2
Install on Wi-Fi before departure.
Keep the line off until you land if you want later activation.
3
Enable SonaSim for mobile data when you arrive.
Turn on roaming for SonaSim line only and keep home SIM for calls.
Installation Guides
Use QR first. If QR fails, use manual activation from your email.
iPhone Setup
Settings > Cellular > Add eSIM > Use QR Code. Set SonaSim as data line when abroad.
Android Setup
Settings > Network/Connections > SIM Manager > Add eSIM. Use manual code if required.
Manual Activation
Enter SM-DP+ address and activation code from your order email if camera scanning fails.
Dual SIM Best Practice
Keep your original SIM for SMS/calls and SonaSim for mobile data.
Troubleshooting Playbook
Start with airplane mode toggle, then apply issue-specific checks.
No Signal or SOS Only
Confirm eSIM line is ON and selected for mobile data. Enable roaming on SonaSim line.
Connected but No Internet
Verify APN from your order email. Reboot once after saving APN settings.
Slow Speeds
Switch 5G/LTE modes, disable VPN, and test in an open area away from congestion.
QR Code Won't Scan
Use manual activation fields. Ensure camera focus and stable internet while installing.
Billing and Refund Guidance
Common payment outcomes and what to do next.
Payment failed but card shows pending
Pending authorizations usually reverse automatically based on your bank timeline.
Duplicate purchases
Send both order IDs and timestamps to support so duplicate charges can be reviewed quickly.
Refund eligibility
Eligibility depends on activation/usage status and our refund policy terms.
Need invoice resend
Contact support with order number and billing email to receive invoice details again.
Expanded FAQ
Frequently asked questions from travelers.
Can I install now and activate later?
Yes. Install early on Wi-Fi and activate data usage when you arrive at destination.
Can I keep my WhatsApp number?
Yes. Keep your home SIM active for calls/SMS while using SonaSim for data.
Can I transfer eSIM to another phone?
Most travel eSIM profiles are single-use on first installed device and cannot be moved.
When does plan validity start?
Usually when first connected in destination, not at purchase time.
What should I send support for fastest help?
Order ID, device model, OS version, current country, and screenshots of network settings.