Please support the new Office Simplified Ribbon: https://support.office.com/en-us/article/use-the-simplified-ribbon-44bef9c3-295d-4092-b7f0-f471fa629a98?ui=en-US&rs=en-US&ad=US.
Items in RadCollapsible are not rendered correctly on Windows7 with DPI 150% and UseLayoutRounding set to true and ItemSpacing is set to more than 0. Available in LIB version: 2015.3.1215
Black bar apears on Windows10 machine when in Maximized state and the RadRibbonView has set Visibility="Collapsed". Available in LIB version: 2016.1.21
RibbonView: А System.InvalidOperationException is thrown when RadDocumentPane is selected and the ribbon is minimized and its popup is open. Available in LIB Version: 2015.2.720.
Available in LIB version: 2016.1.21
WindowChrome is not updated after dynamic theme change on Windows7(from Aero to NonAero) Will be available in Q1 2015 SP.
If a contextual tab is collapsed when the contextual group is activated and then its visibility is set to Visible, the tab is not shown (only if you reopen the group). Available in LIB version: 2015.2.803
A binding error occur in the output on Windows7 without aero. (System.Windows.Data Information: 10 : Cannot retrieve value using the binding and no valid fallback value exists; using default instead. BindingExpression:Path=IsActive; DataItem=null; target element is 'Button' (Name='PART_MinimizeWindowButton'); target property is 'NoTarget' (type 'Object')) Available in LIB version: 2015.1.0604
The selected tab content ScrollBar appears when there are RibbonGroups which size can be changed to smaller size. Available in LIB version: 2014.3.1409
Null reference exception is thrown when we set KeyTip on a Collapsed RibbonGroup Available in LIB version: 2014.3.1409
Available in LIB version: 2015.1.2303
The keyborad focus is travers through the invisible element in the template of the RadRibbonTab ("RightScrollButtonElement "). Available in LIB version: 2014.3.1222
The KeyTips are not displayed correctly when the RadRibbonView is Minimized and you show the keytips for the first time. Available in LIB version: 2014.3.1319
A recursive call to Automation Peer API is not valid exception is thrown Available in LIB version: 2014.3.1215
Available in LIB version: 2014.3.1319
The HeaderStringFormat property of the RadRibbonBackstageItem is not working [RadRibbonView]
The QAT is placed too close to the ribbon when hosted in a RadRibbonWindow.
If a RibbonView is used in a WPF, where the Window SizeToContent property is set to WidthAndHeight, the Window takes too much space.
RibbonWindow leaves empty spaces between the border and the content when used on Windows8 machine and the project targets .NET 4.0