Using Google Admin Console, administrators can modify top-row key behavior, including the Refresh key:
When used in combination with other buttons, the Refresh key can force a hardware restart or enter recovery mode for factory resets. Essential Keyboard Shortcuts refresh key chromebook
The Chromebook displays an error message "Chrome OS is missing or damaged," or the device fails to boot past the startup screen. Using Google Admin Console
Chrome OS continues to evolve. Recent updates (M120+) allow: administrators can modify top-row key behavior
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