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How to Fix File URIs Not Opening Correctly in Microsoft To Do

Huma Ashraf ChHuma Ashraf Ch Sep 28, 2026 869 views

Question details

The user is unable to open file URIs directly from Microsoft To Do tasks into File Explorer or other associated applications.

How to Fix File URIs Not Opening Correctly in Microsoft To Do
Product
Microsoft To Do
Device & OS
Windows, Android
Scenario
Attempting to click and execute a local or network file URI scheme saved within a Microsoft To Do task.
Observed behavior
The application fails to handle the file URI properly, resulting in malformed Edge URLs, unresponsiveness in Windows File Explorer, or application crashes on Android devices.
Before you start

Ensure that the file or network path you are linking to actually exists on your local machine and verify that you are running the latest version of Microsoft To Do.

Solution 1Recommended

Test and Verify the URI in Windows Run

Confirm that your URI is valid and properly formatted outside of Microsoft To Do to isolate the issue to the application itself.

Before concluding that Microsoft To Do has a bug, it is crucial to test the exact file path. If the Windows operating system can open it organically, the failure is isolated to Microsoft To Do's internal URI handling.

1
Copy the file URI

Open the task in Microsoft To Do, highlight the exact file URI string you are trying to use, right-click, and select 'Copy'.

2
Open the Windows Run dialog

Press the 'Windows key + R' simultaneously on your keyboard to launch the Run command window.

3
Execute the URI

Paste the copied URI into the 'Open' field and press 'Enter'. If File Explorer successfully opens the destination, the URI is valid and the issue is restricted to Microsoft To Do.

Test and Verify the URI in Windows Run
Verification Complete: A successful test confirms that your slash formatting and encoding are correct, pointing to a product limitation in Microsoft To Do rather than user error.
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While Microsoft ecosystem apps like Microsoft To Do may sometimes encounter bugs with linking and handling local files, migrating your primary document workflow to WPS Office offers a seamless, highly compatible, and frustration-free alternative.

  1. 1. Download the Installer: Visit the official WPS Office website and click on the 'Free Download' button to get the setup file for your device.
  2. 2. Install WPS Office: Run the downloaded file and follow the simple on-screen instructions to install the lightweight suite.
  3. 3. Manage Your Files: Open WPS Office to immediately access, link, and edit your local documents without worrying about URI handling errors.
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Frequently Asked Questions

Why does Microsoft To Do crash on my Android device when I tap a file URI?

This is likely caused by an unhandled exception or an unsupported intent bug within the Android version of the app when it attempts to parse specific URI schemes. Until Microsoft patches this, avoid tapping local file links within the mobile app.

Are 'file://' links fully supported in Microsoft To Do?

While you can type or paste them into a task's note section, Microsoft To Do has known product limitations in properly hyperlinking and executing 'file://' URIs to open local applications like File Explorer.

Where is the best place to report technical bugs for Microsoft To Do?

Detailed technical issues, especially those involving unsupported URI handling or application crashes, are best reported on Microsoft Q&A, Microsoft Learn forums, or via the in-app 'Help & Feedback' channel.