This setting controls whether or not a red overlay is shown when an item is checked out to another user.
It is recommended that this feature be disabled when there is a requirement to connect to sites that exceed the SharePoint List View Threshold.
Non User Checkout Is Visible
7.x Briefcase for Windows
6.x Briefcase for Windows, Contributor Pro
|Registry Root Key Priority||HKEY_CURRENT_USER|
|Registry Key Location||...\Contributor\Briefcase\|
|String Value Name||NonUserCheckoutIsVisible|
|Possible Value Data||
0 An overlay is not displayed when the item is checked out to another user
1 An overlay displays when the item is checked out to another user
For details on applying a configuration setting, please refer to the article How to apply a Configuration Setting.