Before you begin, make sure it’s not a hardware issue by plugging in a USB keyboard and see if the Alt + Tab key combo ... and currently owns and runs a Computer Clinic.

Modifier keys affect larger text segments; for example, Control-Del or Alt-Del generally deletes a word. Most computer keys repeat when held down. If you hold a key command combination down ...

(ALT GRaph key) A key on many international computer keyboards that is located where the right Alt key is normally found (right of the spacebar). When pressed along with a keyboard key, it enables ...