I had to try again and again many times until I finally got it work, so if you're reading this and can't get yours to work, don't give up. I remember the fingerprint scanner in my old HP notebook, it didn't seem to be as picky as the X240's one. Turns out that you have to be careful to precisely repeat the motion you did when registering the finger. I tried "verifying" my finger, and it always failed. Special skill and techniques required for proper installation. In fingerprint-gui your finger will look weirdly squished and pinched, and at first I thought the driver was not working correctly. for Lenovo ThinkPad X1 Carbon 7th Gen Fingerprint Reader FPR: Laptop Replacement. I can confirm that after this the fingerprint scanner works. (or whatever name you'd like), then put the content above in it. On another note: I prefer to store individual third-party repositories in individual files. Since Ubuntu 14.04 (Trusty Tahr) is the newest LTS available (next one will come 2016 – 16.04), which may (but mustn't necessarily) mean that the packages are slightly more stable, I think it's smart to set the Ubuntu version to trusty instead of utopic (14.10, not an LTS), like you did: deb trusty main I only have the main repository enabled, so no non-free repositories enabled. Create a file /lib/udev/rules.d/les with the following contents: # Device Validity VFS5011ĪTTRS="0017", MODE="0664", GROUP="plugdev"Īdd your user to the plugdev group: sudo usermod -a -G plugdev Įnroll your fingerprints with fingerprint-gui, verify them, then see if a sudo -s now suddenly asks you for your am using a ThinkPad X240 with Debian 8 (Jessie). Make sure your user has permissions for accessing the fingerprint sensor device. Get the sources, compile and install them: git clone Get your compilation tools and library dependencies: sudo apt-get install build-essential automake checkinstall shtool libtool libxv-dev libmagick++-dev Sudo apt-get install libbsapi policykit-1-fingerprint-gui fingerprint-gui Install fingerprint-gui: sudo add-apt-repository ppa:fingerprint/fingerprint-gui To get the fingerprint sensor to work for lightdm login, su etc, follow these steps. There exists experimental driver support for this in a fork of libfprint for vfs5011 sensors, however you'll need to compile the driver yourself. Lsusb lists the fingerprint reader in the x240 as follows: Bus 002 Device 003: ID 138a:0017 Validity Sensors, Inc.
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