When opening QuickLink from MS Word or MS Excel user is prompted with authentication window even when Windows Authentication is used. By copying QuickLink directly to Internet Explorer eB connects automatically without prompting login screen (when Windows Authentication is used) and this is correct behavior.
This is Microsoft issue and related to MS article – 218153
Before making any changes to registry please create backup of it as serious problems might occur if incorrect modifications are done.
To work around this issue, either add the ForceShellExecute subkey, if it is not present, and set the Value data, or if it is present, set the Value data of the ForceShellExecute subkey.
Adding the Internet Subkey to the Registry and Setting the Value Data
Quit any programs that are running.
Click Start, and then click Run. Type regedit in the Open box, and then click OK.
In Registry Editor, browse to one of the following subkey (create the keys when they do not exist):
For a 32 Bit version of Office on 64 bit version of WindowsHKLM\SOFTWARE\Wow6432Node\Microsoft\Office\9.0\Common\Internet\
For a 32 Bit version of Office on 32 bit version of Windows
For a 64 Bit version of Office on 64 bit version of Windows
Make sure the Internet subkey is selected. On the Edit menu, point to New, and then click DWORD Value. Add the following registry value:Value Name: ForceShellExecute
Double-click ForceShellExecute, and then set the Value data to 1. Click OK.
On the Registry menu, click Exit.