You can uninstall any app by using adb shell:

    1. sudo apt-get-install android-tools-adb
    2. Connect phone using usb, choose file transfer
    3. In terminal type: adb shell
    4. On phone allow dialog that appeared
    5. In terminal in adb shell type: pm list package
    6. Find which app is it and uninstall it: pm uninstall -k --user 0 com.facebook.services