Error message "Your client does not support opening this list with Windows Explorer" when you try to "Open with Explorer" on a SharePoint document library in Office 365 site
[Symptoms]
When you log on to the SharePoint online site by using your
Office 365 account, navigate to a document library and click “Open with Explorer” button on the
ribbon, you receive the following error message:
Your client does not support opening this list
with Windows Explorer
[Resolution]
To successfully make “Open
with Explorer” work, we need ensure the following:
1. WebClient
service is started
WebClient service which the WebDav protocol enables Windows-based programs such
as Windows Explorer to create, access and modify Internet-based files.
Important Note: If you are running a
server type Windows OS, for example, you useWindow Server 2008, install Desktop
Experience feature first to get WebClient service installed.
-
- From the Start menu, point to Administrative
Tools, and click Services. - Scroll down, right-click WebClient, and click Properties.
- In the Startup type list box, click Automatic.
- Click Apply.
- In the Service status section, click Start.
- Click OK.
- From the Start menu, point to Administrative
2. You have supported Web browser
For a list of supported Web browsers and support level
information, please visit:
Plan browser
support
From the page you can see it’s recommended to use 32-bit Internet Explorer 7,8,9.
Note: “Open with Explorer” may not work if you have 64-bit
Internet Explorer and 64-bit Microsoft Office installed.
3. Add https://*.sharepoint.com
to Local intranet site
To configure Web browser, open “Internet Options” menu,
navigate to the “Security Tab”, and add https://*.sharepoint.com to Local intranet site.
Then restart the browser and try it again.
=======
> If you have tried the above methods, however “Open with Explorer” still does not work,
try to make sure you have applied the latest updates on the system.
> In addition, you can also try to enable Basic authentication on
the client computer, by setting the BasicAuthLevel registry entry of
the following key:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\WebClient\Parameters
For detailed
steps, visit the following KB page.
You cannot connect to a document library in Windows
SharePoint Services 3.0 or Windows SharePoint Services 2.0 by using Windows
shell commands or by using Explorer View
https://support.microsoft.com/kb/841215
If none of the above resolves your issue, you can open a post for discussion in Office 365 community or contact Microsoft Support.