To determine the latest version of ExpressVPNs official software,follow these steps:

1. Visit the Official Website: Go to ExpressVPN's official website.

2. Check Recent News and Updates: Navigate to the "News" or "Updates" section on the homepage. Here, you can find the latest announcements and release details.

3. Search for Latest Version: Use the search function to look for the most recent release. This section typically lists each new version and its features.

4. Explore User Forums: Visit forums like Reddit or expressvpn.com/r/expressVPN to check user discussions. These communities often share updates, new features, and bug reports.

5. Contact Support: If you're unsure, reach out to ExpressVPN's customer support for the latest information.

6. Check Mobile App and Web Extension: Review the latest version of the mobile app and browser extension. Look for any new features, updates, or improvements.

7. Verify Availability: Ensure that you're accessing the latest version from a reputable source to confirm its availability and security.

By following these steps, you can identify the most up-to-date version of ExpressVPN's software, ensuring you're using the latest features and security updates.