Jan 20, 2022 4 min read

What a white line under an app means

App Icons on a computer
App Icons on a computer
Table of Contents

You're not alone if you've ever used an app on your phone or computer and noticed a white line under the icon. This is a common issue that many people experience, but few know how to fix it.

So what does this white line mean? And more importantly, how can you get rid of it? In this article, we will answer these questions and provide solutions to help you get rid of the white line under your app icons!

What is the white line under an app on your phone or device?

The white line under an app is called an "app shadow." This occurs when there is a discrepancy between the resolution or compatibility of the app and the device on which it is being used.

As a result, you will see a white line or shadow below the icon of any app that doesn't match your device's native resolution or version.

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What does the white line mean for Apple devices?

The white line on apple devices is generally caused by a third-party app that hasn't been updated to support the latest iOS version.

if you use an iPhone with a retina display but try to open an app that was designed for an iPad (which has a lower pixel resolution), you will see a white line or shadow under the app's icon.

This happens because the iPhone is trying to upscale the image to fit its higher-resolution screen, while the iPad version of the same app is designed to be displayed at a lower resolution.

This white line or shadow can be frustrating and bothersome, but fortunately, there are ways to get rid of it! Keep reading to find out how.

What does the white line mean for windows devices?

For Windows devices, the white line under an app usually indicates that there is a compatibility issue between the app and your device.

Are there any long-term effects of having a white line under an app on my phone or device?

There are no long-term effects of having a white line under an app on your phone or device. However, if you cannot update or reinstall your apps, you may need to contact the app's developer for assistance.

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How do I fix the white line under my app issue on Apple devices?

You can try several solutions to get rid of the white line under your app icons. The following methods are successful for most people:

Method One: Reboot your device

This is the easiest solution and often works for most people. Simply restart your phone or computer and see if the white line disappears. If it does, then problem solved! However, if the issue persists after rebooting, move on to Method Two.

Method Two: Reinstall the affected apps

If rebooting your device doesn't fix the issue, you can try reinstalling the affected apps. This will replace the app's icon image with one that matches the native resolution of your device. To do this, follow these steps:

iPhone or iPad:

  • Hold down on the app icon until it starts to wiggle.
  • Then click the "x" in the corner of the icon. A window will pop up asking if you want to delete the app.
  • Click "Delete."
  • Go to App Store and search for the app you want to reinstall.
  • Tap "Install" and enter your Apple ID password when prompted.

Mac:

  • Open Finder and select Applications from the sidebar.
  • Drag any apps that have a white line under them to Trashcan in Dock (or press Command +delete).
  • Go to App Store and search for the app you want to reinstall.
  • Tap "Install" and enter your Apple ID password when prompted.
ecosystem apple macBook
App Icons on A MacBook

Method Three: Change the resolution of your device

If you are unable to update your apps or reinstall them, you can try changing the resolution of your device. This will match the app's resolution with that of your device.

To do this, follow these steps:

iPhone or iPad:

  • Open Settings.
  • Tap "Display & Brightness."
  • Drag the slider to the left until it says "Low Resolution."

Mac:

  • Go to System Preferences.
  • Select "Displays."
  • Click on the "Scaled" tab.
  • Drag the slider to the left until it says "Low Resolution."

After following one of these methods, hopefully, the white line under your app icons will disappear! If not, please contact apple support for further assistance.

Windows button on a PC
Windows button on a PC

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How do I fix the white line under my app issue on Windows devices?

You can try some solutions when you see a white line under your app on Windows devices. Some of the steps to take are:

  • First, ensure the app is up to date by checking for updates in the Microsoft Store.
  • If it is up to date, try reinstalling the app.
  • Alternatively, you can try running the built-in diagnostics tool to check for any system issues.
  • Please contact Microsoft Support for further assistance if none of these solutions work.

Does the white line under an app also mean a virus infection on my PC?

No, a white line under an app does not necessarily mean that the app is infected with a virus. As earlier mentioned, it means that there is a resolution or compatibility problem between your PC and the app.

The white line under that app simply serves as a means to draw your attention to the app to resolve the issue through any of the means stated in this article.

Wrap up

It's both annoying and frustrating to have a white line under an app. However, we have explained what it means and how to get rid of it easily. We do hope you found this article helpful.

Hope you enjoyed the article.

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