Firefox View Menu to Manage Search Engines Shortcut

What is the keyboard shortcut to view "manage search engines" in Mozilla Firefox?

Keyboard Shortcut to View Manage Search Engines in Firefox

View menu to switch, add or manage search engines Shortcut Key : Alt + â†“ (or) Alt + â†‘ (or) F4

Firefox offers the simple keyboard shortcut to view the search engine and switch between the search engines.
Keep your cursor inside the search bar.
Now press, Alt and â†“ (or) Alt and â†‘ (or) F4 in the keyboard, to view the list of search engine and also use these shortcuts to switch between the search engines.