If you download the installer using Google Chrome, the following message “Failed – Virus detected” maybe shown in the “Downloads” and prevent the application from running after downloading the installation file.

This guideline will guide you how to save the installation file and start the installation.

REMINDER: Make sure you switch the security setting back to its original after dowloading.

1. Click the “three dots” at the top-right corner of the browser and click “Settings”

2. Click “Privacy and Security” at the side menu and click “Security”

3. Under the section “Safe Browsing”, select “No Protection (Not Recommended)”

4. Click “Turn off” in the confirmation dialog

5. Download the installation file again and see if the download succeeds

https://sleep-portal.beluntech.net/resourceCenter.html

If the download is still failed, please refer to this page for other options:
https://www.howtogeek.com/bypass-chromes-failed-virus-detected-message/

6. Make sure you switch the security settings back to the original after downloading