eSIM QR code expired or already used: what to do

VoaSim team · Updated 2026-09-25
Traveler at an airport gate holding a phone showing an eSIM QR code error message before a flight
Straight answer: An eSIM QR code usually fails because it was already installed once, not because it truly expired. A QR code installs a single profile on a single phone. With VoaSim, if the QR will not install, email hola@voasim.com or use the free eSIM Rescue tool at voasim.com/sos and support reissues or fixes it. If it still cannot connect, you get a 100% refund.

Key facts

  • An eSIM QR code installs one profile, one time, so an "already used" error usually means it was scanned before.
  • Dial *#06# to confirm your phone has an EID, and make sure the handset is carrier-unlocked before troubleshooting further.
  • VoaSim plan days start at the eSIM's first connection at the destination, so installing early at home costs nothing.
  • The free eSIM Rescue tool at voasim.com/sos diagnoses eSIMs of any brand with no signal.
  • VoaSim charges one flat price per duration for 170 destinations, from USD 18.90 for 5 days to USD 106.90 for 60 days.

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"This code is no longer valid" or "eSIM cannot be added" is one of the most common travel-day scares. In almost every case, the QR code was already scanned on that phone or another one, and a QR code only installs one profile, one time.

Here is how to check what actually happened, in order, and what VoaSim does when a code will not install.

Why an eSIM QR code stops working

There are only a few real causes, and they are easy to tell apart:

Note the difference between installing and using. With VoaSim, your plan days only start counting at the eSIM's first connection to a network at the destination, so installing early at home costs you nothing. See the guides hub for the full install walkthrough.

The 6 checks, in order

  1. Look in Settings first. On iPhone: Settings > Cellular. On Android: Settings > Network & internet > SIMs. If the line is already there, the QR did its job and you do not need it again.
  2. Confirm the phone supports eSIM. Dial *#06#. If an EID appears, you are fine. iPhone XR or newer, Galaxy S20 or newer, Pixel 3 or newer, and most phones from 2020 on.
  3. Confirm the phone is carrier-unlocked. A locked handset refuses foreign profiles.
  4. Get on stable Wi-Fi. Profile download needs a working internet connection.
  5. Open the original email, not a screenshot. Raise brightness, or use the manual SM-DP+ address and activation code included with your order instead of the camera.
  6. Still stuck? Ask for a reissue. Write to hola@voasim.com or use the on-site chat.

Skipping steps is what turns a two-minute fix into an airport panic.

Close-up of a phone settings screen adding a new eSIM profile with the QR code email open on a laptop

Use the free eSIM Rescue tool

VoaSim runs a free diagnostic tool at voasim.com/sos. It works for an eSIM of any brand, not only ours, and it walks you through the settings that most often cause a dead profile: data roaming switched off on the travel line, the wrong line set for cellular data, APN issues, or airplane mode left on.

Use it when the profile installed but shows no signal, and use it when the QR itself refuses to install. It costs nothing and there is no account to create.

If the tool does not solve it, human support takes over by email at hola@voasim.com or through the chat on the site. VoaSim's rule is simple: if the eSIM will not connect and support cannot fix it, you get a 100% refund. More on how we handle that at voasim.com/trust.

How to avoid an expired or used QR next time

Three habits prevent almost every QR problem:

Your physical SIM and your phone number stay active the whole time, so WhatsApp keeps working on your usual number. Just turn off your home carrier's data roaming so it does not bill you in the background. Compare that with carrier roaming if you are still deciding.

What a replacement eSIM costs with VoaSim

If you need a fresh eSIM entirely, the price is the same for every destination among our 170 destinations, and the data is truly unlimited: no cap, no throttling, no hidden fair-use clause.

DurationPricePer day
5 daysUSD 18.90USD 3.78
7 daysUSD 23.90USD 3.41
10 daysUSD 30.90USD 3.09
15 daysUSD 42.90USD 2.86
30 daysUSD 61.90USD 2.06
60 daysUSD 106.90USD 1.78

Trips of 1 to 4 days pay the 5-day package, and the maximum is 90 days per eSIM. A second eSIM in the same order gets 10% extra off. Payment is by international credit or debit card in USD through Stripe, with an invoice by email. Check your exact price at the simulator.

When another provider may suit you better

Being fair about it: if your trip is short and light on data, a per-GB eSIM from a brand like Airalo, Nomad or Ubigi, bought in their app, can come out cheaper than any unlimited plan. Check their current caps, validity and tethering terms on their own sites.

If you must keep receiving SMS codes on a local number, a local physical SIM is still the only way, though it means finding a shop, registering with your passport and taking your own SIM out of the phone.

VoaSim makes sense when you want one flat price, unlimited data and no meter running in the background. One caveat worth repeating: there is no coverage in the island Caribbean right now (Dominican Republic, Cuba, Jamaica, Bahamas, Aruba, Curaçao). Puerto Rico works on US networks. See the comparison page before you buy.

Why trust VoaSim?

Registered company with an invoice on every purchase, USD payment via Stripe with no hidden fees, human support and a guarantee: if the eSIM will not connect and support cannot fix it, you get 100% back.

See all the details →

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FAQ

Can I scan the same eSIM QR code twice?
No. A QR code installs one profile, one time, on one phone. Once it is downloaded, a second scan will be rejected, even on the same device. If you deleted the line, you need a reissued code. Contact hola@voasim.com or use the chat and support will help.
Does my eSIM expire if I install it and do not travel yet?
With VoaSim, the plan days start counting at the eSIM's first connection to a network at the destination, not at install. Install at home, keep the line switched off, and on Android leave the eSIM's data off until you land. The maximum is 90 days per eSIM.
I deleted my eSIM profile by mistake. Can I get it back?
Not with the original QR code, which is already spent. Write to hola@voasim.com or use the on-site chat with your order details. Support reviews the case and reissues where possible. If the eSIM cannot be made to connect, VoaSim refunds 100%.
My QR installed but there is no signal. What now?
Start with the free eSIM Rescue tool at voasim.com/sos, which diagnoses eSIMs of any brand. It checks data roaming on the travel line, which line is set for cellular data, and airplane mode. If it does not resolve, human support takes over by email or chat.
How do I know my phone supports eSIM at all?
Dial *#06# on the keypad. If an EID number appears, the phone has eSIM. In practice that means iPhone XR or newer, Samsung Galaxy S20 or newer, Google Pixel 3 or newer, and most phones released from 2020 on. The handset must also be carrier-unlocked.
Will a new eSIM change my phone number?
No. VoaSim eSIMs are data only, with no phone number or traditional voice calls. Your physical SIM and your number stay in the phone, so WhatsApp keeps running on your usual number. Just turn off your home carrier's data roaming to avoid surprise charges.
Can I use the eSIM as a hotspot for my laptop?
Do not count on it without checking. Hotspot and tethering depend on the plan, so confirm with VoaSim support through chat or hola@voasim.com before you rely on it for work. Calls over WhatsApp and maps all work normally over data.