However, many users reported that they encounter the download interrupted in Microsoft edge issue.
Fortunately, it is restorable.
This article will give you answers.

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While in this moment, the message an error has occurred download interrupted will occur.

It will make you fail to download in Microsoft edge.
Step 1: Open yourMicrosoft Edgeand smack the three dots in the top right-hand corner.
Step 2: ClickSettingsand switch to theCookies and site permissionsfrom the left pane.

Step 3: ChooseManage and delete cookies and site dataand then selectSee all cookies and site data.
You will be able to see the details of the locally stored data and delete it.
And then reboot your box to see if the download runs well.

In this way, it is helpful to repair some temporary bugs.
In this process, it will reinstall the internet tool but the data be kept.
Step 1: OpenSettingsin theStartpart.

Step 2: Click onAppsand scroll down the right pane to locate theMicrosoft Edge.
Step 3: ClickMicrosoft Edgeand clickModifyunder it.
Step 4: SelectRepairin the pop-up window.
But this process will affect your personalized features while net web client data kept.
Step 2: SelectSettings.
Click onReset settingsfrom the left pane and thenRestore configs to their default valueson the right.
Step 3: ClickResetin the next window.
After the reset, you’ve got the option to make a run at download it again.
Fix 4: Disable Unnecessary Extensions
Faulty extensions can make you fail to download in Microsoft edge.
You need todelete your unnecessary extensionsand try the download to see whether the problem is resolved or not.
Step 1: In your Microsoft Edge, initiate the three dots icon and selectExtensionsin the drop-down.
Step 2: Click onManage extensionsfrom theExtensionsbox.
Step 3: Disable each extension and then try your download.
Step 1: Open theLocal Disk (C:)in yourFile Explorer.
Step 3: Choose and right-click thehostfile and delete it.
Then try your download again.
Step 1: Open yourMicrosoft Edgeand go to the three-dots menu.
Step 2: ClickHelp and feedbackand then selectAbout Microsoft Edge.
Bottom Line:
I hope these fixes could be helpful for you.
Simply try them one by one until you fix the error.