FAQ
Frequently Asked Questions by eSIM Users
Q: Can I use a physical SIM and eSIM together?
A: Yes, on dual SIM devices, you can use both a physical SIM and an eSIM simultaneously. You can configure which SIM to use for cellular data and set the default voice line in your device settings.
Q: Should I switch on “Data Roaming” when using eSIM?
A: Yes, enable data roaming for your eSIM to ensure connectivity. Make sure to turn off roaming for your home SIM to avoid high charges. Go to Settings > Cellular > Data Roaming to manage these settings.
Q: Can I use more than one eSIM provider when traveling abroad?
A: Yes, most devices can store multiple eSIM profiles. For example:
-
iPhones: Store up to 10 eSIM profiles.
-
Androids: Store 5-7 eSIM profiles (varies by model).
However, only one eSIM can be active at a time. To avoid confusion, label your eSIM profiles clearly.
Q: Can multiple phones scan the same QR code?
A: No, each QR code is unique and can only be scanned once. It is tied to the specific device that scanned it.
Q: How to use hotspots with eSIM?
A: On most devices, hotspots are supported by default. Specific cases include:
-
iOS Devices: APNs are preconfigured except for Japan, where you need to manually set the APN to "vmobile.jp."
-
Android Devices: For hotspot issues, contact customer service for assistance.