If you are using an old-school round purple plug, you must restart your computer after plugging it in for the driver to initialize.
If the driver won't install, try plugging the keyboard into a USB 2.0 port instead of a USB 3.0 (blue) port. Windows 7 sometimes lacks native USB 3.0 drivers.
If your keyboard is malfunctioning, you can force Windows to reinstall the driver: install keyboard driver windows 7
After completing any method above, open and type a sentence to confirm the keyboard works. If special keys (volume, brightness) still don't work, you likely need the manufacturer’s full software suite, not just the basic driver.
Microsoft ended support for Windows 7 in January 2020. If Windows Update cannot find a driver, it is because the manufacturer has stopped creating drivers for Windows 7. If you are using an old-school round purple
If Windows cannot find the driver automatically, you must download it from the keyboard manufacturer’s website.
Right-click your keyboard (usually listed as "HID Keyboard Device" or "Standard PS/2 Keyboard"). Select . If your keyboard is malfunctioning, you can force
If "Optional updates" are available, click on them to see if a keyboard or HID (Human Interface Device) driver is listed.
If your keyboard is working but feels "laggy," go to Control Panel > Ease of Access > Change how your keyboard works and ensure Filter Keys is turned off.
Need further help? Reply with your keyboard brand and whether it’s USB or PS/2.