11 — Alt Tab Not Working Windows

This paper addresses the prevalent issue regarding the failure of the "Alt + Tab" keyboard shortcut within the Windows 11 operating system. As a critical component of the Windows User Interface (UI) workflow for multitasking, the failure of this command significantly impacts user productivity. This document analyzes the root causes—ranging from graphics driver conflicts to registry inconsistencies—and proposes a hierarchical remediation strategy to restore functionality.

If the OS kernel files governing input processing are corrupt: