Reading your order confirmation properly

The confirmation is not merely a receipt: it records the plan's terms as they stood when you bought, and it is the reference document for any support conversation. Reading it on arrival catches mistakes while they are still easy to fix.

Check these four first

Storing it so it is there when needed

1. Save the email or order page so it opens offline
2. Note the order number somewhere else, such as an offline note
3. Do not keep the QR image where others can see it: it installs only once
4. If buying for someone else, send the installation details straight to them

How delivery works

What that one email is actually doing

An order confirmation does three jobs at once, and most people notice only one of them. First, it is proof the purchase happened: what was bought, at what price, when. Second, it records the plan's terms as they stood at the second you paid, which is what a later dispute is actually argued from. Third, it carries the installation details, whether as a QR image, a string of characters or a link to an install page. Most people use the third job and let the email sink into the inbox.

The value of the first two jobs shows up only when something is not as expected, and it almost always shows up at the worst possible hour: abroad, offline, needing an answer now. Two minutes of reading on the day it arrives turns that moment from a panicked search into opening a note you already prepared.

The parts of the email, one at a time

Layouts differ between sellers and between plans, but the information that matters is usually the same set. The table separates what each part tells you and why it matters when something goes wrong. One careful pass is enough; after that you will know what to look for in every confirmation you receive.

The order number is the key to everything else

If you take one thing out of the email, take the order number. It is the link between you and the record in the system. With it, support can see immediately what you bought, when, on what terms and in what state, without you reconstructing the story step by step. Without it, everything slows down while we establish who you are and what you purchased.

Write it somewhere that opens without a connection, because the situation where you need it is the situation where data is not working. An offline note, a slip of paper in the luggage, a screenshot in a private album: any of these will do. What matters is that it does not live only in a mailbox you need internet to open.

The installation details, and how to handle them

The installation details are the part of the email to guard most carefully, because in most cases they work exactly once. Whoever scans the QR or enters the code first gets the plan; nothing checks whether they are the buyer. So do not post a photo of the email into a group chat, do not keep it in a photo album the household shares, and do not forward it to anyone who is not the intended user.

Install while you are still on Wi-Fi you trust, not at the boarding gate and not after landing, because installation needs a connection and sometimes takes longer than expected. Before you tap install, though, check when validity begins: if the plan's clock starts at first connection, installing early is harmless but enabling early can burn days for nothing.

Read the full eSIM installation walkthrough

Reading the validity terms exactly as written

Validity is where misunderstandings cluster, because seven days can mean several different things. It may count from activation, from the first network connection, in calendar days in some particular time zone, or in rolling twenty-four hour periods. The difference is not academic: it decides whether you still have data on the last day of the trip.

The move is to read the sentence in your own email that covers this and turn it into two real dates: the day you intend to enable it and the day you expect it to end. Then compare that end date with your return. If it lands first, you will need a top-up mid-trip, and knowing that now beats discovering it in a taxi to the airport.

Reading the country list without a nasty surprise

A regional plan comes with a list of covered countries, and it needs reading rather than skimming. Three mistakes recur. The first is assuming a neighbouring country must be included. The second is forgetting a connection where you leave the transit area. The third is territories and islands that belong politically to one country but are treated separately by networks.

The quickest check is to write your route out as a list of countries in the order you will reach them, then tick each one against the list in the email. Any name that does not appear is a problem you still have time to solve, which is the cheapest kind. Discovering it after arrival is an entirely different situation.

The first ten minutes after the email lands

The sequence below happens once, when the email arrives, and it makes the rest of the trip markedly smoother. Do it at home while there is still time to fix anything, not once the bags are shut.

1. 1Read the plan name and destination deliberatelyCompare it with where you are actually going. A wrong destination is the commonest mistake and the easiest to fix at this moment. If it does not match, contact us before installing anything.
2. 2Turn the validity terms into real datesWrite the date you will enable it and the date you expect it to end, then compare with your return. If it falls short, plan the top-up now rather than later.
3. 3Tick the country list against your routeInclude any stopover where you leave the airport. If a name is missing you still have plenty of options today.
4. 4Copy the order number outside the mailboxPut it in an offline note with the country and the purchase date, so it can be found later without a connection.
5. 5Save the email so it opens offlineSome mail apps can keep a message on the device; otherwise save it as a file or a screenshot somewhere only you can see.
6. 6Install the profile while still on trusted Wi-FiComplete the installation, then leave the profile switched off if validity starts at first connection. Separating installation from activation is the whole point.

When the email does not arrive

Before concluding the order failed, check three things in order. First the spam or promotions folder, which some mail services fill automatically. Second, search for a word likely to be in the message, such as the brand name or the word order, rather than scrolling. Third, work out which address you used at checkout, because some payment methods pass along the address attached to that account rather than the one you normally use.

If all three come up empty, contact us with three pieces of information: the address you believe you used, the approximate date and time of the transaction, and the payment method. That is enough for us to find the record. What not to do is immediately place a second order, because if the first one succeeded you now own two plans you did not want.

When you bought it for someone else

Buying for a parent, a travelling companion or a colleague creates a split: the email is with one person and the phone that needs the profile is with another. The tidy approach is to send the installation details straight to the actual user, once, and not through a group chat with other people in it, because an activation code works once and does not check who paid for it.

The order number belongs with whoever bought it, since that is the person best placed to contact support. If the user will handle it themselves, send them the number too, along with which countries the plan covers and when it expires. With those three facts they can solve the ordinary problems without calling you from another time zone.

Storing it safely, not merely findably

Keeping the email findable and keeping it safe are different goals. It carries both a single-use installation credential and the details of your purchase, so it should not sit anywhere others can open by accident. A family photo library that syncs, a shared team folder, the trip group chat: none of these are the right place, even when you trust everyone in them.

Once the profile is installed, in most cases the QR image has served its purpose. What still needs keeping is the order number, the validity terms and the country list, which are far less sensitive than an activation credential. Separating the two lets you keep the things you consult often somewhere convenient without dragging the sensitive part along.

Receipts and expense claims

If you claim the cost back at work, the confirmation is usually sufficient on its own: it lists the item, the price, the date and the payment method. The useful habit is to save it as a file when it arrives rather than hunting for it weeks after the trip, when the mailbox is crowded with other trips and other confirmations.

If your employer needs a particular format or an extra field, tell us the order number and we will see what can be issued from what the record actually contains. We cannot produce a document stating anything that does not match the real transaction, whether that is the price, the date or the buyer's name.

The checklist before you close the email

• The destination in the email matches where you are actually going
• The country list covers every point on the route, including stopovers outside the airport
• The validity has been turned into real dates and reaches your return day
• The order number is saved somewhere that opens offline
• The email itself is stored so it opens without a connection
• The installation details are not anywhere others can see
• If you bought for someone else, the details went straight to the actual user

When something does not match

If what you intended to buy and what the email says do not agree, get in touch before installing, because the state of the profile changes what is still possible. An uninstalled, unactivated profile always leaves more room than one whose clock has started. A short message saying what does not match, with the order number, is enough for us to start checking.

The channels are LINE at https://lin.ee/skDPoNx, account @esimonline, email at esimonline.asia@gmail.com, and phone at 089-942-0818 / 088-521-6848. We take support around the clock, every day, though response times still depend on the hour and the volume of questions at that moment, so if it is urgent because you are about to travel, put your departure date in the first message and we can prioritise properly.

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