This guide provides steps to diagnose and resolve connectivity issues when using Fernox app and platform.
Connectivity problems may be caused by network restrictions, device settings, or temporary application errors. Following the steps below will help determine the cause and restore access.
Power off your phone or tablet, wait 30 seconds, then turn it back on.
Try both Wi-Fi and mobile data.
If the app works on mobile data but not Wi-Fi, your network or company firewall may be blocking it.
If it works on Wi-Fi but not mobile data, check your mobile carrier’s connection.
Connect to a home Wi-Fi or personal hotspot.
If it works outside your company network, contact your IT team about firewall settings.
Fully close the app (force stop or swipe away) and reopen it.
Go to Settings → Apps → [Fernox App] → Storage → Clear Cache.
On iOS, simply closing and reopening refreshes the cache.
Go to the App Store or Google Play Store and install any available updates.
Uninstall and reinstall from the official store.
Temporarily disable VPN or security apps to see if they cause issues.
Restart your computer or tablet before retrying.
Switch between Wi-Fi and mobile hotspot.
If it works outside the company network, the firewall may be blocking it.
Use Chrome, Edge, Firefox, or Safari to see if the problem is browser-specific.
In your browser settings, clear cached files and cookies, then reload the site.
Turn off ad blockers, script blockers, or VPN extensions temporarily to test.
Open https://fernox.app in an incognito/private browsing window.
Make sure your browser is fully up to date.
Discover our new Fernox App
Visit this comparison page to find the most appropriate test for you.
Explore country-specific availability of Fernox water tests.
Find authorized retailers and stockists in your area.
We are continuously adding more guides and FAQ’s to help you set up on the Fernox App, however if you are unable to find an answer to your question, it’s time to reach out.
Contact Support for assistance, and we’ll help resolve the issue promptly.
