For voluntary participants who are staff or employees of partners selected and invited by CAEX to participate in the program
Note:
Please follow these instructions only after receiving an official invitation email and confirming that your name is on the list approved by CAEX. Before opening the link, downloading, or using the app, please connect your device to the participating organization's office Wi-Fi network that CAEX has authorized for access.
Before you begin
- Email: Use the personal email address registered for participation in the program.
- Network: Be ready to connect to the participating organization's office Wi-Fi network;
- Device: Make sure your phone has sufficient storage and that its operating system is functioning stably.
- App store account: iPhones must be signed in to the App Store; Android devices must be signed in to the correct Google account that received the invitation.
- Security: Do not forward the email, invitation link, or screenshots of the program to anyone else.
Check the invitation email
- Open your personal email inbox: Check your Inbox and open the CAEX testing invitation email.
- Search other folders: If you cannot find the email, check All Mail, Junk/Spam, and Promotions, and search for the keywords “CAEX” or “TestFlight”.
- Confirm that the invitation is legitimate: Only use the email or link sent by CAEX to the personal email address you registered. CAEX will never ask you to provide your password, OTP, or verification code to receive the app download link.
Do not search for the CAEX app using a regular search
During the testing phase, the app is distributed through TestFlight for iOS and a Google Play testing link for Android. You must start from the official invitation email.
Install the app
iOS
- Download TestFlight: Open the App Store, search for “TestFlight,” confirm that the developer is Apple, and download this free app to your iPhone.
- Reopen the invitation email: On the iPhone you are installing the app on, open the registered personal email account, find the invitation email from CAEX, and tap View in TestFlight. If the system asks you to open it with TestFlight, select Open.
- Accept the invitation: If TestFlight displays a request to accept the terms or invitation, read the information and select Accept to continue.
- Install the CAEX app: On the CAEX app page in TestFlight, tap Install and wait for the installation to complete (the Open button will appear).
- Connect to the authorized network: On your phone, open Settings > Wi-Fi and select the correct participating organization's office Wi-Fi network.
- Open the app: On the CAEX app page in TestFlight, tap Open. Keep connected to the office Wi-Fi throughout the process of opening and using the app.
How to identify the correct app
In TestFlight, the app is named CAEX and the developer information is displayed as VIETNAM PROSPERITY CRYPTO ASSETS EXCHANGE. The interface may vary slightly depending on the TestFlight version.
Android
- Check your Google account: Open Google Play and check the profile picture in the upper-right corner. The signed-in account must be the same Google account that was added to the tester list.
- Open the link in the email: Open the invitation email from your personal email account on your phone and tap the Google Play testing link provided by CAEX. Do not use a link forwarded by someone else.
- Accept the invitation: On the “You’re invited to test…” page, tap Accept invite.
- Open the app download page: When the page displays “You’re a tester for vn.com.caex (unreviewed),” tap Download test app.
- Install the CAEX app: Google Play will open the app page. Tap Install and wait for the app to finish downloading (the Open button will appear).
- Connect to the authorized network: On your phone, open Settings > Wi-Fi and select the correct participating organization's office Wi-Fi network.
- Open the app: Return to the CAEX app installation screen on Google Play and tap Open. Keep connected to the office Wi-Fi throughout the process of opening and using the app.
Why does “unreviewed” appear?
This message may appear for a version distributed as part of an internal testing program. Continue only when you open the link from the official invitation email and are using the correct approved Google account.
Check after installation
- The CAEX icon appears on your phone's screen.
- The app opens to the welcome screen while the device is connected to the authorized office Wi-Fi network.
- Keep the invitation email for reference if needed; do not forward the email to anyone else.
Next step
After successfully opening the app, register your account and complete identity verification according to the program's separate instructions. This document only provides instructions for downloading and installing the app.
Troubleshooting common issues
| Issue | Solution |
| Cannot find the invitation email | Check All Mail, Spam, and Promotions; search for the keywords “CAEX” or “TestFlight”; confirm that you are checking the correct registered personal email address. |
| iOS: View in TestFlight does not open | Install or update TestFlight; reopen the email on the iPhone itself; try Safari. Do not forward the invitation to another email address. |
| Account is not eligible | Switch your Apple ID/Google Play account to the correct registered account, then reopen the link from the email. |
| No Install button in Google Play | Reopen the link from the email, wait a few minutes after tapping Accept invite, then reopen Google Play and select Download test app. |
| Download is slow/Download pending | Check the connection to the office Wi-Fi network and the device's available storage; reopen the app store. |
| Installed but cannot access | Use the correct authorized Wi-Fi network; turn off personal mobile data; close and reopen the CAEX app. |
How to contact the support team
If you encounter problems while downloading and installing the app, you can contact the CAEX support team through the official support channels:
- Email: support@caex.com.vn
- Submit a request: CAEX Support Center
- Domestic hotline: 1900 999968
- International hotline: +84 (028) 8385 9968