wget -q -O - https://raw.githubusercontent.com/LedgerHQ/udev-rules/master/add_udev_rules.sh | sudo bash  

原网址：https://support.ledgerwallet.com/hc/en-us/articles/115005165269-What-to-do-if-my-Ledger-Nano-S-is-not-recognized-on-Windows-and-or-Linux-