Einleitung
If your Lenovo ThinkPad X1 Carbon 7th Generation does not respond when you use the fingerprint scanner, use this repair guide to replace it.
A functional fingerprint scanner allows the user to log into their device or access private information without entering a password or pin. Though it is not required for the laptop to function, it is a feature that provides easy and smooth accessibility to the device.
Make sure to use non-metallic equipment to follow the guide.
Werkzeuge
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            Insert an opening pick at a 45˚ angle between the back cover and frame near the rear middle screw. 
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            Pry up on the pick to release the clips securing the back cover to the frame. 
 
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            Peel back the black adhesive tape covering the ribbon cable connecting the trackpad and fingerprint scanner to the motherboard. 
 
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            Unclip the connector ribbon from the fingerprint scanner by lifting upwards on the clip with an opening tool. 
 
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            Remove one 3mm screw from the fingerprint scanner mounting bracket with a Phillips #0 screwdriver. 
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            Lift the fingerprint scanner mounting bracket upwards to remove it. 
 
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To reassemble your device, follow these instructions in reverse order.