https://learn.microsoft.com/en-us/dotnet/api/system.windows.forms.menustrip?view=netframework-4.8.1
MenuStrip Class (System.Windows.Forms) | Microsoft Learn
Provides a menu system for a form.
class systemwindows formsmicrosoftlearn
https://www.syncfusion.com/forums/44595/tabbedmdimanger-and-menustrip
tabbedMDIManger and MenuStrip | WinForms | Tools | Syncfusion
Forum Thread - Tools - tabbedMDIManger and MenuStrip. Browse other users' questions about our WinForms Tools components.
winformstoolssyncfusion