Fix: White bar covering the top portion of Windows Explorer

The Windows 10 users frequently encounters several issues, including some weird ones. A similar one which is equally odd is the “White bar covering top portion of Windows Explorer”. The said issue is encountered mainly by the ones who use Windows 10 with dual screen. At times, when you operate Windows Explorer, you might have come across a thick white line at the top of the screen. The white line displays nothing but is still interactive for the user.

Also, this white bar covering refrain the user from locating features (that usually lies at the top of the Windows Explorer) and thus one cannot use them either. Though at times the issue can be fixed with a simple system Restart still it isn’t a permanent solution after all. To keep this issue from appearing from time to time, we have listed down some permanent solutions for our readers. Have a look further.

How to fix the “White bar covering top portion of Windows Explorer” issue?

The “White bar covering top portion of Windows Explorer” issue can be triggered when some Graphic card is misconfigured. To mark out all the reasons and resolve the said issue, follow the fixes listed below:

FIX 1: Enable the Scale Full-Screen Option in your Display Settings:

Enabling the “Scale Full-Screen” has resolved the “White bar covering top portion of Windows Explorer” issue for a lot of suffered users. For doing so, follow the steps given below:

Firstly, navigate to your Graphic card settings.
On the Graphic command center window, navigate to Display (from the left-pane menu) and after that select the screen which is showing the white bar covering the top.
On the next screen, navigate to Scaling and select the option Scale Full-Screen from the drop-down menu. Here make sure you tick the checkbox located before the option Override Application Settings.
Now click on Apply to make the changes applied.

Once done, open Windows Explorer and check whether the White bar covering has disappeared or if it is still visible. If you do not see any covering, then the fix has worked for you, however, if not then you require to change a few settings in Registry Editor for the Graphic Card driver settings to get applied successfully.

FIX 2: Disable Hardware Acceleration in the Regedit Utility:

As said in a fix above, we now have to change a few settings in Registry Editor for the Graphic Card driver settings. Registry Editor is like storage that carries information regarding Graphic Card Driver and various other drivers as well. Also, it allows you to change or configure multiple settings of these drivers as well. For the procedure, follow the steps given below:

Open Registry Editor by typing “regedit” in the desktop search bar and selecting the option Registry Editor from the search result.
On the next window, navigate to the following path,

HKEY_CUREENT_USER\Software\Microsoft\Avalon.Graphics

Now right-click on the right panel and then click on New -> DWORD (32-bit value).
After that rename DWORD as DisableHWAcceleration.
Now right-click on it and then select the option Modify.
Here on the Value data field, enter the value as numeric 1 and then click on OK.

Once done, open Windows Explorer and check whether the white bar covering is gone or if it still exists.

FIX 3: Change the Screen Resolution for both Screens:

If the above fixes do not help you, then we recommend you to change the Screen Resolution for both the Screens. However, it is applicable only if you are using dual-screen. Also, the fix is temporary, and one can change it back to the original resolution later on.

Follow the steps given below:

Firstly, navigate to your Graphic card settings.
On the Graphic command center window, navigate to Display (from the left-pane menu).
Now select the screen for which you are willing to change the resolution. Here changes the resolution to any other combination than the originally selected one.
Once selected, click on Apply to make the changes applied.
Repeat the same procedure for another screen as well.
Now wait for a few seconds or a minute and then again change both the resolutions to their original state.

Once done, open Windows Explorer and check whether the White bar covering is gone or if it still exists.

The “White bar covering top portion of Windows Explorer” issue can be highly frustrating as it keeps you from using a lot of required features placed on the top bar. Before it gets annoying and troubles your work, it is advisable to fix it permanently.

We hope the fixes mentioned in the article above might have helped you in getting rid of the “White bar covering top portion of Windows Explorer” issue. All the fixes we discussed are tried and tested and have worked for a number of suffered users. If you have any queries or feedback, please write down the comment in the below comment box.