Published by JBL GmbH & Co. KG on Oct 29, 2024

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Why should I report an Issue with JBL PROSCAN?

  1. AppContacter will directly Email your issue/feedback to an apps's customer service once you report an issue and with lots of issues reported, companies will definitely listen to you.
  2. Pulling issues faced by users like you is a good way to draw attention of JBL GmbH & Co. KG to your problem using the strength of crowds.
  3. Importantly, customers can learn from other customers in case the issue is a common problem that has been solved before.
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About JBL PROSCAN

1. Depending on the values measured and the type of water, you will receive specific recommendations for action and info on which JBL products will help you to re-establish the ideal/optimal water values.

2. Solution: tap the strip at the side of the sheet of kitchen roll. - Choose bright daylight or artificial light to carry out the analysis strip reading using the ColorCard.

3. Start the app and experience a fast and precise analysis with innovative technology for analysing water values in aquariums - to date only available from JBL.

4. The myJBL profile provides you with numerous additional features such as reminders, tips and graphical evaluations. - The analysis strip continues to react constantly.

5. If you select aquarium and water, the app calculates the current CO2 content from the pH and KH values measured with the app as a bonus.

6. Photometric analysis and diagnosis of water values with your smartphone.

7. The colour fields darken from as early as 70 seconds after immersion. - Excess water on the test strips causes reflections.

8. The following water types are available in the app: "Aquarium", "Pond" and "Water".

9. With detailed evaluations of the individual water parameters incl.

10. A sheet of kitchen roll is the ideal underlay for use. - Do not shake the test strip in the air.

11. You can now access this data from anywhere in the world via your myJBL profile - even without a smartphone.

JBL PROSCAN Customer Insights

1. After the May update its not possible to sync test results.... Logout does not solve, reinstall the app also doesn't solve... Also, login in a new device, there is no test history.Works well.

2. One of the best things I have bought regarding my aquarium.A really good concept, but let down by inaccurate results - and no it's not because I've not shaken the test strip off properly.

3. When I want to analyse the water, and I use the "continue" button, there is no longer a downcount to 0 and also no scan.. Nothing happens, but the "continue" button is gone.

4. Total waste of money.I used to forget to test my tank water so it only got checked once a month, which is not good.

5. You only get one shot and that means if the stars align in right constellation there might be an accurate reading (under daylight and no shadows), but that's just a maybe.. Why remove quick scan? To sell more strips??Unreliable.

6. Even taking a sample of fresh, treated water that's not even been near the tank yet I *consistently* get a Nitrite reading of 0.25mg/l and Nitrite at 40mg/l, so it's warning me they're high in fresh water! No wonder I could never get them out the red in the tank.

7. The pH is also inaccurate.The new version of app is a downgrade, no more quick scan, thus the results are inconsistent and one can't quickly rescan the strip.

8. Testing the water with normal strips shows the issue is with the app, not my water.5 stars for the idea and the effort & innovation.

9. I tried under different conditions, but absolutely no way I was able to get results... It used to be better, not sure what has changedI used PRO JBL SCAN for abt a year now, but now there is something wrong.

10. Because its so easy to use it encourages you to test weekly and it stores the results on your phone in the App you downloaded.

11. It logs out just after I do test and does not save results of test if this happens.

Steps to Troubleshoot & Fix JBL PROSCAN Issues

1. Fix JBL PROSCAN Not Working/Crashes/Errors/Unresponsive & Black/White screen:


  1. Restart JBL PROSCAN: Restarting the app will resolve most errors.
  2. Update the JBL PROSCAN App. Here is how:
    1. On Android goto PlayStore » Search for "JBL PROSCAN" » Open JBL PROSCAN » click "Update".
    2. On iPhone, goto AppStore » Your profile » Available Updates » Check for JBL PROSCAN » click "UPDATE".
  3. Clear JBL PROSCAN app cache: Clearing cached data will force your app to retrieve the latest data directly from JBL PROSCAN servers.
    1. On Android, goto Settings » Apps » Select "JBL PROSCAN" » click Storage » click "Clear Cache".
  4. Check JBL PROSCAN app permissions. If any of these permissions required to use your device's features are disenabled, JBL PROSCAN might not work.
  5. Uninstall and reinstall JBL PROSCAN. If nothing else has worked, completely uninstall JBL PROSCAN then reinstall.
  6. Restart your device. Last, restarting your device can often clear most problems causing JBL PROSCAN not working


2. Fix JBL PROSCAN Server issues & Internet Connection


  1. Check network connection: An unstable Internet will make JBL PROSCAN be unable to connect to it's servers. Ensure your wi-fi is working then restart app.
  2. Disable VPN: VPN can cause connection errors and lead to JBL PROSCAN not working. Make sure all VPNs are off
  3. Enable background data: When Background data is turned off, JBL PROSCAN may not be able to connect to the Internet when running in the background.

Reported Issues