When opening the iOS version of the Binance App, if it prompts "Unable to Verify App" or "Untrusted Enterprise Developer", 90% of the time it's because the enterprise certificate has expired. Enterprise certificates have a validity period, and after they expire, you must re-sign or reinstall a new version to continue using it. The fastest way to reinstall is to get the currently available iOS version from the Binance Official Website, or get the latest signed package through the download entry of the Binance Official App. For complete steps, please refer to the iOS Installation Tutorial.
Why Does the iOS Version of the Binance App Have Certificate Expirations?
The overseas version of the Binance App has been unable to be listed on the App Store in some regions for a long time, so many users have installed the enterprise certificate signed version. Apple's enterprise developer certificates must be renewed annually. If the certificate is revoked early or not renewed upon expiration, all APPs signed with this certificate will simultaneously fail to open.
This is not a bug of the Binance App itself, but a mechanism issue of the Apple ecosystem. You might see several different error prompts:
- "Unable to Verify App"
- "This App Is No Longer Available"
- "An Internet Connection Is Required to Verify Trust of the Developer"
- The icon turns gray + crashes
These phenomena basically all point to a certificate issue.
3 Characteristics to Identify Certificate Expiration
Characteristic 1: Worked yesterday, suddenly stopped today
Certificate revocation takes effect instantly. Many users can open it normally in the morning, but clicking the icon in the afternoon fails, with no system upgrades or APP updates in between. This "sudden failure" is almost certainly a certificate issue.
Characteristic 2: Error prompt contains "Verify" or "Developer"
If words like "Verify", "Developer Identity", or "Untrusted" appear in the system error popup, you can basically confirm it's a signature certificate issue, unrelated to the APP's own code.
Characteristic 3: Requires an internet connection to open
Certificate verification requires Apple's servers to be online. If the APP prompts "An Internet connection is required to verify trust of the developer", it's most likely Apple's OCSP (Online Certificate Status Protocol) determining the certificate has been revoked.
Solution 1: Re-download the Latest Signed Version
This is the most direct and recommended solution.
Step 1: Uninstall the old Binance
Long press the Binance icon on the desktop and select "Remove App → Delete App". Note this only deletes the APP; account assets are on the server and will not be affected.
Step 2: Open Safari and visit the Binance official website
Use the Safari browser to visit the Binance official website. Do not use the built-in webview of WeChat or third-party browsers—some browsers do not allow downloading enterprise certificate profiles.
Step 3: Find the iOS download entry
The official website usually provides an iOS download button in a prominent position. After clicking, Safari will prompt "This website is trying to download a configuration profile", click Allow.
Step 4: Install the configuration profile
The system will prompt: "Profile Downloaded". Open Settings → General → VPN & Device Management (older versions call it "Profiles & Device Management"), find the newly downloaded profile, click Install, and enter your lock screen passcode to confirm.
Step 5: Trust the enterprise certificate
After installing the profile, you must trust the issuer. In the same page, open the Enterprise App category, find the certificate issuing unit corresponding to Binance, and click "Trust xxx". The system will pop up another confirmation box, click Trust.
Step 6: Open the Binance App
Return to the desktop and click the Binance icon. There will be a verification process the first time (no animation on the screen), and after a few seconds, the APP will start normally.
Solution 2: Use the TestFlight Version
If you are tired of repeatedly dealing with certificate expirations, TestFlight is a more stable choice. Binance maintains a Beta test version on TestFlight. After joining via the official invitation link, you can install and update normally from the TestFlight store.
Advantages of TestFlight version
- Official Apple distribution, will never have certificate expiration issues.
- Automatic updates, Binance pushes new versions with automatic prompts.
- As stable as the App Store, no need to manually trust.
Limitations
- Limited slots, if invitations are full, you have to wait for the next batch.
- Beta versions might have some unfinalized features.
- Each Beta build is valid for 90 days, but TestFlight will automatically prompt you to upgrade.
About TestFlight details, you can refer to the TestFlight tutorial on this site.
Solution 3: Wait for the Official Re-signing
Not recommended, because the time is uncontrollable. Binance usually releases a new signed version within a few hours to 24 hours after a certificate fails, but if you are in a hurry to trade, you certainly can't wait. It is still fastest to directly download the latest signed version.
Common Misconceptions
Misconception 1: Thinking it's a network issue
Certificate errors have nothing to do with the network. Even with the fastest VPN, you can't open an APP signed with an expired certificate, because the verification failure happens locally on the Apple system layer, intercepted before communication with the Binance server even begins.
Misconception 2: Thinking restarting the phone can fix it
Restarting the iPhone does not help with certificate expiration at all. The certificate status is recorded on Apple's servers; a local restart cannot change this status.
Misconception 3: Deleting and reinstalling the same package
Reinstalling the same expired version from iCloud or a local backup is completely meaningless; it will still report an error when opened. You must download a new signed version.
Misconception 4: Changing system time to "fool" certificate verification
Some tutorials online say setting the iPhone system time back a year can open an expired certificate APP. This is wrong—iOS uses the real time from Apple servers for verification, changing the local time has no effect. Moreover, messing with the local time will cause Binance App signature verification to fail, preventing login.
How to Avoid Frequent Certificate Issues
1. Prioritize using the TestFlight version
Once successfully joined TestFlight, you no longer need to worry about certificates. This is the most worry-free choice long-term.
2. Bookmark the official Binance download page
When encountering issues, you can find the official channel immediately, avoiding downloading trojan-infected versions from strange third-party channels.
3. Maintain iCloud backups
Even after reinstalling the APP, you can restore Safari history, account notes, and other related data.
4. Enable login notifications
When a certificate expires, you often need to continue operations on the desktop web version immediately. Enabling login notifications ensures you always know your account status.
Frequently Asked Questions
Q: Is my account still there after installing a new certificate?
A: Absolutely. All account data is on the server end. Reinstalling the APP just replaces the local shell. Upon logging back in, all assets, open orders, and history remain exactly as they were.
Q: How often do certificates expire?
A: Apple enterprise certificates are valid for up to 1 year, but Apple may revoke abnormally used certificates at any time. In practice, the Binance iOS enterprise certificate changes every few months on average.
Q: Why can't I open it even after installing the new profile?
A: In most cases, it's because you haven't gone to "Settings → General → VPN & Device Management" to tap Trust. After installing the profile, you must explicitly trust the issuer to open the APP.
Q: Can jailbroken iOS phones bypass certificate expiration?
A: Technically yes, but highly not recommended. Jailbreaking breaks the device's sandbox isolation, Binance wallet private keys and 2FA data could be leaked. The security risk far outweighs the convenience.
Q: Can I use the web version to log in first when the certificate expires?
A: Absolutely. Open the Binance official website on Safari. After logging in, spot trading, deposits, and withdrawals all work normally. You can install the APP later when the new certificate package is released.