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Copied from: https://social.technet.microsoft.com/Forums/office/en-US/2d82272d-9aea-453a-b2ae-bf7df55a0304/automatically-enable-versioning-on-all-document-libraries?forum=sharepointadminprevious There is no OOTB feature to do this but below mentioned powershell script will enable it on all existing sites: Add - PSSnapin Microsoft.SharePoint.PowerShell - erroraction SilentlyContinue $siteURL = $args [ 0 ] $site = Get - SPSite( $siteURL ) foreach ( $web in $site .AllWebs) { Write - Host "Inspecting " $web .Title foreach ( $list in $web .Lists) { if ( $list .BaseType -eq "DocumentLibrary" ) { Write - Host "Versioning enabled: " $list .EnableVersioning $host .UI.WriteLine() Write - Host "MinorVersioning Enabled: " $list .EnableMinorVersions $host .UI.WriteLine() Write - Host "EnableModeration: " $list .EnableModeration $host .UI.WriteLine() Write - Host "Major Versions: " $list .MajorVersionLimit ...

Copy-paste from: http://technet.microsoft.com/en-us/library/gg558567%28v=office.14%29.aspx To configure IIS to enable Basic authentication Verify that you have one of the following administrative credentials: You must be a member of the Administrators group on the server on which you are configuring IIS. On the Start menu, point to All Programs , click Administrative Tools , and then click Internet Information Services (IIS) Manager to start the IIS Management Console. Expand Sites on the console tree, right-click the IIS Web site that corresponds to the Web application zone on which you want to configure Basic authentication. In Features View, double-click Authentication . On the Authentication page, select Basic Authentication. In the Actions pane, click Enable to use Basic authentication with the default settings. In the Actions pane, click Edit to enter a realm name. In the Edit Basic Authentication Settings ...