Rakesh Asked: 2013-11-29 23:36:41 +0800 CST2013-11-29 23:36:41 +0800 CST 2013-11-29 23:36:41 +0800 CST Back and front panel usb port not working on Ubuntu 12.04 772 Back and front panel usb port not working on Ubuntu 12.04. Please help me and suggest me the solution of this issue. Thanking you in advance usb 1 Answers Voted Ruban Savvy 2013-11-29T23:57:00+08:002013-11-29T23:57:00+08:00 If it is on ubuntu side then check these two files /etc/modprobe.d/blacklist.conf Remove blacklist usb_storage if it is there and save the file. /etc/rc.local remove modprobe -r usb_storage if it is there and save the file. Now reboot your system and your USB port will work unless any hardware problem exists.
If it is on ubuntu side then check these two files
Remove blacklist usb_storage if it is there and save the file.
remove modprobe -r usb_storage if it is there and save the file.
Now reboot your system and your USB port will work unless any hardware problem exists.