OneDrive File Issues

How to Fix OneDrive Unreachable on Multiple Devices

Natalie Taylor Sep 29, 2026 869 views

Question details

The user needs to restore OneDrive connectivity when it simultaneously fails to connect or synchronize across several devices.

How to Troubleshoot OneDrive Being Unreachable on Multiple Devices

Product: Microsoft OneDrive
Device & OS: Mac and Windows
Scenario: Attempting to sync or access files via the OneDrive desktop application and web browser across multiple computers.
Observed behavior: The OneDrive application loads but fails to sync data, reporting that the server is unreachable on both Mac and Windows systems.

Before you start

Verify that your local files are safely backed up to a secondary drive before altering network configurations or modifying the OneDrive client installation.

Solution 1Recommended

Isolate the Network and Verify Microsoft Services

Determine whether the connectivity failure stems from a widespread Microsoft outage or a local network configuration issue.

When multiple devices experience the exact same failure simultaneously, the root cause is typically external to the individual computers. Isolating the connection path is the most effective first step.

Check Microsoft cloud status

Open a web browser and navigate to https://status.cloud.microsoft/ to see if there is an active regional outage affecting OneDrive services.

Test web access

Go to https://onedrive.com and attempt to log in. If the web interface loads, the service is operational, and the issue lies with the desktop clients.

Connect to a mobile hotspot

Disconnect your computer from your local Wi-Fi or Ethernet. Enable the mobile hotspot on your smartphone, connect the computer to it, and check if OneDrive connects. If it works, your primary ISP or router is blocking the connection.

Isolate the Network and Verify Microsoft Services

Diagnostic Outcome: If the mobile hotspot restores functionality, you will need to investigate your router's firewall, your ISP routing, or your DNS provider.

Solution 2

Modify DNS Settings and Clear Cache

Switch to a reliable public DNS provider to resolve domain name routing failures that prevent OneDrive from reaching its servers.

Solution 3

Reset the Desktop Client Connection

Refresh the authentication token and application state if OneDrive is reachable via the web but remains stuck on the desktop app.

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Frequently Asked Questions

Why would OneDrive fail on both Mac and Windows computers at the same time?

When multiple operating systems on the same network fail to connect simultaneously, the issue is almost always network-related. It typically indicates a Microsoft server outage, a local ISP routing failure, or a malfunctioning DNS server on your home or office router.

Will I lose my files if I unlink my OneDrive account to fix the sync issue?

No. Unlinking your account simply removes the connection between your computer and the cloud server. Your locally downloaded files will remain intact in the local OneDrive folder, but you should avoid manually deleting the folder itself.

How can I tell if my router is causing the OneDrive unreachable error?

The fastest way to test your router is to bypass it. Connect your computer to a smartphone's mobile hotspot. If OneDrive instantly reconnects and begins syncing over the cellular data network, your router, firewall, or ISP is the source of the blockage.

What should I do if the OneDrive website works but the desktop app is still stuck?

If you can access onedrive.com normally, your network is fine. The issue is localized to the application software. Try completely quitting and restarting the application, unlinking and relinking your account, or uninstalling and reinstalling the latest OneDrive client.

Document & File Issues