Published by CALVAPP

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Why should I report an Issue with LightBox - for film displaying?

  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 CALVAPP 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 LightBox - for film displaying

1. Caution: This APP may consume more battery since it always turns your screen on when you opened it.

2. Simply, this app turns your devices as a light box.

3. Also beware of screen BURN-IN if you TURN this ON for HOURS. Use At Your Own Risk!

LightBox Customer Insights

1. Would be great to know the color temp to go with the scene on the negative or slide.Works perfectly on my Acer Iconia Tab 10 A3-A30 Simple but very effective for use as a light box to view film negatives and transparencies.

2. I am using it to read water marks on 18th century music paperwell it does exactly what it says and the lock feature is pretty helpfulIt's what I needed !!! I am using just to view.

3. Background colour setting not quite useful (seven preset basic colours).Simple and perfect for my needs.

4. Great app for purpose, 1 suggestion, show the actual color temperature number in Kelvin or Celsius.

5. Has controls for brightness and colour temperature / white balance and that's all you need.No ads.

6. I'm going to try to use it as a background to scan negatives and slides on a flatbed scanner.

7. Can adjust brightness and colour temperature/white balance.

Steps to Troubleshoot & Fix LightBox Issues

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


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


2. Fix LightBox Server issues & Internet Connection


  1. Check network connection: An unstable Internet will make LightBox 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 LightBox not working. Make sure all VPNs are off
  3. Enable background data: When Background data is turned off, LightBox may not be able to connect to the Internet when running in the background.

Reported Issues