Peek definition (Alt + F12) does nothing else in Visual Studio

Question

While Goto Defnitionit is working as expected, with the key F12,
hotkey Alt+ F12to Peek Definitiondo nothing else.
How to restore Alt+ features F12?

Answer 1

One reason for this is to intercept the Nvidia GeForce Experience Alt when pressing Alt + Z, which is an activation for Nvidia ShadowPlay.

I fixed this by opening the GeForce Experience and moving Settings → Share → Off.

(Activating the screen recording remains as an exercise for the reader.)

Answer 2

, Alt + F12, Visual Studio :

• Tools->Options->Environment->Keyboard
• ( ) Edit.PeekDefinition Remove
• Assign Alt + F12
• , Assign OK

, :

PS. , Intel Graphics Alt + F12