記事・コラム 2026.10.12
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Ledger Live iOS Update: Finding Your Build and Comparing Routes to a Newer One
Ledger Live iOS Update: Finding Your Build and Comparing Routes to a Newer One
Ledger Live iOS Update Steps for All Users begin with one concrete action: open the application, read the build string in its settings panel, and compare that value against the version published on the manufacturer’s support pages. Nothing else should be touched until those two strings match or the difference between them is understood. The sections below cover the delivery route, the audience that actually needs a fresh package, a comparison of the available methods, the blocks that stall an install, a five-action verification procedure, and the parts of the process that keep shifting.
How the companion client reaches an Apple handset
The handset application is a separate package served through the platform’s own store, not through the hardware signer. The signer holds private keys and produces signatures; the phone client reads balances, builds transfers and relays signed payloads to the network. Because the two halves are installed independently, their version numbers drift apart freely.
Two packages: the phone client and the desktop bridge
Owners who sign from a computer install a desktop companion in addition to the handset application, and the two products ship on independent schedules. The desktop build is fetched from the manufacturer’s site; the phone build arrives through the store. Neither one installs the other. That independence is the single largest source of confusion, because a freshly refreshed phone client can still refuse to talk to an older desktop build, and the pairing screen explains nothing beyond a generic connection error.
Bluetooth pairing as the transport between handset and signer
The phone reaches the signer over a Bluetooth pairing, so the handset application needs a live link at the moment a transfer is approved on the device screen. If the pairing drops mid-flow, the signing request expires and the transfer must be rebuilt from the beginning; no partial signature is retained. Cable-free operation also means the handset must stay in range and keep the pairing record intact, which is why removing the paired device sometimes looks like a version fault when it is not one.
Where the installed build number is displayed
The build string is printed inside the handset application, in the settings area, typically at the bottom of the general or about panel. Copy it exactly, including any trailing letter, because store listings sometimes advertise a short marketing number while the installed package reports a longer internal one. On the hardware side, the firmware revision appears on the device screen during startup or inside the device settings menu, and it moves on a completely separate schedule.
Which owners need the newest build and when does it matter?
Anyone who approves transfers from a phone gains from the current build, since network support, chain forks and address-format handling land in the client rather than in the signer. Owners who only connect a device to a desktop machine can often sit one or two releases behind without losing access to their balances.
Holders who sign from a handset rather than a computer
Bluetooth-only operation is the decisive factor: if the signer is paired to a phone and no computer is involved, that phone carries the entire interface, so a stale package limits what the owner can read and send. Handsets that have never been refreshed may display a correct balance while refusing to construct a transfer on a newly forked chain, which reads like a network outage instead of a software gap. Check the build string first whenever a transfer fails at the construction stage.
Situations where an older build keeps working
An older package still signs correctly as long as the account’s network rules have not changed and the desktop bridge speaks the same protocol generation. Cold-storage owners who rarely move funds often sit several releases behind with no practical consequence. The risk appears at the edges: newly added chains, changed derivation paths and revised fee estimation may be missing from an old build, and the failure surfaces only at the moment a transfer is prepared.
Timing around new chains and protocol changes
The moment that forces a refresh is a network-level change rather than a cosmetic release. When a chain forks, alters its address format or switches signature scheme, the client must know how to encode the request and the signer must know how to display it; a mismatch produces either a rejected signature or a blind-signing prompt that shows no readable details. Waiting until a transaction is urgent is the worst timing, because the store review queue adds an unpredictable delay.
Comparing the available routes to a newer build
Four routes lead to a newer package on a handset: automatic store refresh, a manual check on the store listing, keeping the desktop bridge aligned, and a clean reinstall when a refresh stalls. They differ in who triggers them, how much interaction they demand, and how easily the result can be checked afterwards.
The comparison weighs each route by mechanism, by the main limit an owner runs into, and by how the outcome can be confirmed later. It deliberately ignores speed claims, because store review and rollout timing are published on the official source and differ by region and by device generation.
| Route | Mechanism | Main limit | How to verify |
|---|---|---|---|
| Automatic store refresh | Background download scheduled by the operating system | Timing is set by the store, not the owner | Build string in the settings panel |
| Manual listing check | Owner opens the listing and requests the newest build | Offers only what the region and account already qualify to receive | Listing version matched to the installed string |
| Desktop bridge alignment | Desktop companion refreshed so both halves match | Does not refresh the phone package by itself | Pairing test plus both version strings compared |
| Clean reinstall | Existing package removed, store package installed again | Device keys are unaffected; local app preferences are cleared | Fresh build string and a re-paired signer |
Automatic refresh suits owners who never want to think about versions, and it fails only when the store account, the region or free storage blocks the package. A manual listing check fits anyone who has just read a release note and wants the build immediately. Desktop alignment is necessary but never sufficient on its own, while the clean reinstall is the last resort when a refresh visibly completes yet the build string never moves.
Why the store channel decides which build you can receive
The store serves a build according to the account’s region, the handset model and the operating-system generation installed on it. Two owners can therefore open the same listing on the same day and receive different packages, and neither handset is faulty. A listing that shows an older string than a support page usually reflects a staged rollout rather than an error, and the staged schedule is published on the official source rather than surfaced inside the application.
Where the desktop bridge fits and where it does not
The desktop bridge is mandatory for owners who sign from a computer, and it plays no part in pushing the phone package onto a handset. Refreshing it repairs pairing mismatches and removes the generic connection error, but it cannot install anything on the phone. Keep both halves on the same protocol generation, and treat any instruction promising a phone install through the desktop client as a misunderstanding of how the two products are distributed.
What blocks a successful install and how to recognise it
Three failures explain most stalled installs: insufficient free storage on the handset, a regional or account restriction on the store listing, and a version mismatch between the phone client and the desktop bridge. Each produces a different symptom, and those symptoms are what separate a genuine block from a merely slow download.
Storage and the store’s install threshold
Both the download and the unpacked package need room at the same time, so a phone with a nearly full library refuses the install even though the final size is smaller than the download itself. The store usually reports a generic storage message rather than a version-specific one. Freeing space, closing background applications and retrying the same listing resolves this class of failure without touching the signer at all.
Version drift between the bridge and the handset client
Pairing succeeds at the Bluetooth layer and fails at the protocol layer, which is why a mismatched pair looks connected yet stays unusable. The signer displays nothing, the phone shows a connection error, and no code appears on the device screen. Refreshing the desktop half first and re-testing the pairing is the cheapest check available, because the phone package cannot be pushed from the computer.
Lookalike listings and third-party packages
Store search results occasionally surface unrelated applications with similar names and icons, and sideloaded packages from unofficial mirrors cannot be checked against the manufacturer’s published signature. The defence is procedural: install only through the platform’s own store, compare the publisher name against the support page, and treat any build handed over as a file attachment or a direct link as untrusted.
How do you confirm the installed build number actually changed?
Confirmation takes five actions and needs no special tooling: record the current string, read the version published on the store listing, trigger the refresh, reopen the application, and compare both strings against the release note. Have the handset unlocked, charged and within range of the signer.
Step 1: Record the build string shown in the settings panel ahead of any refresh
Record the build string shown in the settings panel ahead of any refresh. Without a starting value there is no way to separate a successful install from a listing that never changed.
Step 2: Open the store listing and read the version string published there
Open the store listing and read the version string published there. That published number is the only external reference the platform offers, and it is the value the release note is written against.
Step 3: Trigger the refresh and leave the handset on power and Wi-Fi until it finishes
Trigger the refresh and leave the handset on power and Wi-Fi until it finishes. Interrupting a package install is the one action that can leave the application half-written, which a later reinstall then has to repair.
Step 4: Reopen the application and read the build string in the same settings panel
Reopen the application and read the build string in the same settings panel. The stored value is written at first launch after installation, so the panel stays stale until the application is restarted.
Step 5: Compare both strings and match the result against the release note on the manufacturer’s support pages
Compare both strings and match the result against the release note on the manufacturer’s support pages. A number that moved while the note describes different behaviour points to a staged rollout rather than a failed install.
What still shifts between releases, and what do people misread?
Three values move between releases and are routinely misread: the marketing version shown on a store listing, the internal build string reported inside the application, and the firmware revision printed by the hardware signer. They are issued by different teams on different schedules, so they are rarely equal to one another.
Marketing versions versus internal build strings
A store listing advertises a short human-readable number, while the installed package reports a longer string that includes a build suffix. Both can be accurate at the same time. Support threads fill with false mismatch reports because owners compare the two directly. The reliable comparison is between the same field on two dates: the string inside the application now, and the identical string recorded earlier.
Firmware revisions on the device move on their own schedule
Device firmware is handed over through the handset application, not through the store, so a phone client refresh and a signer refresh are two separate events. A current client paired with an older firmware revision is normal and frequently fully functional. When the device requests a firmware install, the keys stay inside the secure element, but an interrupted flash is the one operation in this chain that carries irreversible risk.
Region, account type and device generation still decide availability
The store serves different builds to different regions, to different account types and to different handset generations, and none of those variables is visible inside the application. An owner in one market may therefore receive a package days or weeks after an owner elsewhere, on an identical device. Rollout windows are not fixed in advance and are published on the official source rather than promised anywhere else.
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Ledger Live iOS Update Steps for All Users begin with one reading: the version string already sitting on the handset. Without that number, a store page, a support reply, and a release note cannot be matched to the copy actually running on the phone. The procedure below covers the panel, the surrounding values, and the ways those values can mislead.
How to Check Your Current Ledger Live Version on iPhone
Open the companion app, tap the settings area, then the entry labelled About, and read the version string and build number printed there. Have the handset awake and the app fully loaded, since that panel renders only after start-up checks finish; note both values before comparing them against a store page or a support reply.
Step 1: Wake the handset and open the companion app
Wake the handset and open the companion app. A sleeping screen can leave the process suspended, and the settings area renders only after the app finishes its start-up checks.
Step 2: Open the settings area and select About
Open the settings area and select About. That panel is where the installed version string, build counter, and platform line are printed together, which is what support staff ask to see.
Step 3: Copy the version string and the build number exactly as shown
Copy the version string and the build number exactly as shown. The two values differ, and a capture cropped to one of them usually triggers a second request.
Step 4: Compare the installed value against the store listing
Compare the installed value against the store listing. A lower installed number means the phone sits behind the published release, while an equal number means nothing is pending.
Step 5: Record the value with the date before filing a report
Record the value with the date before filing a report. Release lists move, so an undated number becomes unreadable a few weeks later.
What the build identifier inside the app records
That panel prints two distinct values. The version string names the public release line, while the build counter tracks every compiled package issued behind that line, so two handsets can show the same string and different build numbers. A platform line states which handset system the package was compiled against.
Installed value versus published value
The value on the phone describes the copy that is running; the value on a store page describes what can be downloaded. They match only when nothing is pending. A handset that has not fetched the newest package shows an older string, and the store page still displays the newest one, which is why a screenshot of that page proves nothing about the device. Compare the two side by side and note which is lower.
Why the build number moves while the string stays
Compiled packages are reissued between public releases, usually to carry a small fix, and those reissues keep the same public string while the build counter advances. Two owners can therefore hold the same named release and still run different packages. Support staff ask for the build counter precisely because the string cannot separate those cases. When the counter is higher than the one named in a support article, the article may predate the reissue, so the published history should be checked again.
What the platform line does not cover
The platform line states the handset system the package was compiled against; it does not state the system actually installed on the device, and it says nothing about the wallet firmware. Reading it as a device inventory leads to wrong conclusions, especially on handsets whose system was upgraded after the package was compiled. Treat it as a compatibility hint. Firmware and handset system values sit on separate screens, and each advances on its own schedule.
Who needs the installed build number, and when?
Owners who report a fault, pair a phone with a computer, or follow a release note before a firmware change need the installed value. Support queues request it first, because it separates a stale package from a genuine defect. Anyone matching described features to a handset needs it as well.
Filing a fault report that gets answered
A report that arrives without the installed value usually draws a first reply asking for it, which costs a day or more. Including the string, the build counter, the handset model, and the system release shortens the exchange to a single message. The value also tells the reader whether the fault was already addressed in a newer package, in which case the remedy may be an upgrade rather than a repair. Dated captures are handled faster than undated ones.
Matching a phone against a computer install
Two copies of the companion software run independently, one on the handset and one on the desktop. Pairing faults often trace to mismatched release lines, where the desktop copy sits several lines ahead of or behind the phone copy. Reading both values before troubleshooting removes that variable. If the desktop build is far ahead, the phone copy is the likely source of the mismatch, and the desktop value should not be used as a stand-in.
Following release notes before a firmware change
Release notes describe behaviour tied to a specific package, so a note about a pairing fix or a display change applies only from a given build onward. An owner who reads the note without checking the installed value may expect behaviour the current package does not provide. Checking first also avoids installing firmware on a handset whose app build predates the supported pairing logic. Read the note, read the installed value, then decide.
Comparing the places where a version value can be read
Five locations print a version-like value: the in-app About panel, the store product page, a beta build page, the desktop companion panel, and the wallet firmware screen. Only the first shows what the phone is running. The rest describe what is available, what a test channel holds, what a computer runs, or what the device carries.
The comparison below sets those five locations against the same criteria: the value displayed, what that value proves about the handset, and the point at which it stops being useful. Each row answers those criteria, so a reader can pick the location that matches the question being asked rather than the one that is easiest to reach.
| Location | Value displayed | What it proves | Main limit |
|---|---|---|---|
| About panel in the app | Installed string and build counter | The package running on the handset now | Needs the app open and awake |
| Store product page | Newest published release line | What can be fetched, not what is held | Storefront caching can lag behind publication |
| Beta build page | Pre-release string and expiry date | Which test channel a copy belongs to | Enrolled testers only; builds expire |
| Desktop companion panel | Computer-side release line | The build on that computer alone | Says nothing about the handset copy |
| Wallet firmware screen | Firmware release on the device | The last firmware installed on the wallet | Unrelated to the app version |
The About panel fits any question about the handset itself, and it is the only row that should be quoted in a fault report. The store page fits a question about what is available; it does not fit a question about what is installed. Beta pages apply to testers, while a desktop value or a firmware value applies when the question concerns that computer or that device instead of the phone. Exceptions run one way: a cached storefront page can trail the published release, so the page is never the stronger reading.
Why the store listing and the installed value diverge
Storefront pages are cached and rolled out region by region, so the number a page displays can trail the published release, sometimes by hours and occasionally longer. The installed value never misstates the handset, though it can sit behind what is available. When the two disagree, the installed value answers what is on this phone, and the page answers what could be. Both readings are correct answers to different questions.
Which channel a beta copy belongs to
Test builds carry their own numbering and an expiry date, and they reach enrolled testers only. A beta copy can sit ahead of the published line, so a higher installed value is not evidence of a fault. Once the build expires, the app stops launching until a replacement arrives from the same channel. Owners who never enrolled will not see these values, and their absence is expected.
Mistakes that point to the wrong number
Common errors cluster around quoting the wrong screen. A store page describes what can be fetched, a firmware string describes the device, and a capture taken before the panel finishes rendering can show a placeholder. Each yields a number that looks plausible and answers a question nobody asked.
Reading the wallet firmware string as the app value
The device screen shows a firmware release, which advances only when firmware is installed and has nothing to do with the phone package. Copying that string into a fault report sends the reader down the wrong path and often triggers a request to repeat the check. The two numbers live on separate screens and advance on separate schedules. Confirm which screen is in view before copying anything.
Screenshots taken before the panel finishes rendering
Settings panels populate after start-up checks complete, and a capture taken too early can show a dash or a placeholder instead of the real string. Waiting a few seconds and confirming the platform line is visible avoids that. A value that does not match the store page is the signal to close the app, reopen it, and read the panel again, because a suspended process can carry an older reading forward.
What changes between published releases?
Release lines advance at irregular intervals, build counters advance more often, and beta channels run on their own schedule. Nothing about that cadence is fixed, so a number memorised last month may already sit behind. Only a dated record survives that drift.
The maker of the hardware wallet maintains a published release history covering every shipped package, and it is the page to quote when a support reply and an installed value disagree. Entries accumulate rather than being replaced, so read the list with the publication date in view. A value that never appears in the list is worth investigating, because every public package should be recorded there.
How long a version value stays useful
A version reading describes one moment. Packages ship on no fixed cadence, so within weeks the number can be obsolete, and an undated note becomes nearly unreadable to whoever receives it. Record the value with the day it was read and the handset model beside it. A reply written against an older release line may no longer apply to the copy now installed, and the release list is the way to check whether the line has moved since.
Q&A:
Do I update Ledger Live on iPhone through the app itself, or do I need the App Store?
For iOS, every Ledger Live update is installed through Apple’s App Store. Open the App Store, tap your profile picture, pull down to refresh available updates, then find Ledger Live and tap Update. You can also search for Ledger Live and tap Update if that button appears. Ledger Live may show a notice inside the app that a new version is ready, but the install still happens in the App Store. Use Wi-Fi, keep enough free storage, and leave the app closed until the install finishes. If you only see Open, your installed version is likely current.
What should I check before updating Ledger Live on my iPhone?
Before you update, confirm your Ledger device works and that you can enter its PIN. Make sure your recovery phrase is written down offline and stored safely. Never type that phrase into Ledger Live, a website, or any app. Charge the Ledger device if needed. If you use a Bluetooth connection, turn on Bluetooth and keep the device near your iPhone. Close other wallet apps that might try to connect. Also check that your iPhone has enough storage and a stable internet connection. After the update, open Ledger Live and connect the device to confirm accounts appear.
If there is no Update button, your version may already be the latest one. Open Ledger Live and check Settings > About to see the app version, then compare it with the App Store listing. If the App Store says Open, there is no newer version for your Apple ID or region. Check that you are signed in with the same Apple ID that installed Ledger Live. Restart your iPhone, refresh the App Store, and make sure the date and time are set automatically. If an in-app message still asks you to update, delete the app and reinstall it from the App Store. Reinstalling Ledger Live does not move your crypto; your keys stay on the Ledger device. Do not enter your recovery phrase into Ledger Live or any other app or site.
Will updating Ledger Live erase my accounts or crypto?
No. Ledger Live is a dashboard for your accounts. Your crypto stays on the blockchain, and your private keys stay on the Ledger device. Updating the iOS app does not erase accounts. After the update, open Ledger Live, enter your app passcode or use Face ID, connect the Ledger device, and your accounts should show again. If an account is missing, add it again or refresh the account list. If you delete and reinstall the app, you can bring accounts back by connecting the same Ledger device. Never type your recovery phrase into Ledger Live or any website.
I updated Ledger Live but my Ledger device is not connecting. What should I try?
First, enter your PIN on the Ledger device and open the Ledger Live app. For Bluetooth: turn Bluetooth off and on in iOS Settings, forget the device in iOS Bluetooth settings, then pair it again from Ledger Live. Keep the device close to the iPhone. For USB: use a known-good cable or the correct Apple adapter, and check that your device model supports a wired connection with iPhone. Close other apps that may use Bluetooth. Restart both the iPhone and the Ledger device. Check that Ledger Live has Bluetooth permission in iOS Settings. If a firmware update is waiting, complete it with Ledger Live using the connection type your device supports. If the problem remains, try another phone or a computer with Ledger Live. Do not enter your recovery phrase into Ledger Live. If you still need help, contact Ledger Support and include your app version, iOS version, device model, connection type, and the exact error message.
The App Store says Ledger Live is updated, but my iPhone still opens an older version. How can I force the new build to install?
Close Ledger Live from the app switcher. Open the App Store, tap your profile picture, pull down on the updates list, then search for Ledger Live. If the button says Open instead of Update, delete the app and reinstall it from the App Store. Before deleting, make sure you have your recovery phrase written down offline. After reinstalling, open Ledger Live and reconnect your Ledger device by Bluetooth. Your accounts and transaction history should appear after the app syncs with the network. If they do not, check that you are using the same iOS Apple ID and that Ledger Live has Bluetooth permission.
Do I need to enter my 24-word recovery phrase after a Ledger Live iOS update, and what happens to my accounts if I skip the update for a few weeks?
No. A normal App Store update does not ask for your recovery phrase. Ledger Live only needs your device PIN and Bluetooth connection to view accounts and sign transactions. If any screen or message requests your 24 words during or after an update, stop and treat it as a phishing attempt. Your crypto stays on the Ledger hardware wallet, not in the iPhone app. Skipping the update for a few weeks usually does not block access to your funds, but you may miss fixes for iOS compatibility, Bluetooth pairing, or display bugs. To update later, open the App Store, search for Ledger Live, tap Update, then launch the app and enter your PIN on your Ledger device. If the app asks you to reconnect, follow the Bluetooth pairing steps shown on screen. Your account names and settings normally remain because they are stored locally and can be restored by syncing with the blockchain. Always keep your recovery phrase offline and never type it into Ledger Live, a website, or a chat.