I have tried the following on several kernels (under 12.04 and 14.04) and so far it has worked well :
sudo apt-get install linux-headers-generic build-essential git # needed only if you don't have yet that package git clone http://github.com/lwfinger/rtl8723be # needed only if you don't have yet downloaded rtl8723be cd rtl8723be git checkout 604aa9058fb9e5bb1cf571c99989d081f8fc8b9 make clean make sudo make install sudo modprobe rtl8723be echo "options rtl8723be fwlps=0" | sudo tee /etc/modprobe.d/rtl8723be.conf Links : • http://ubuntuforums.org/showthread.php?t=2205497 (post 9 dated 17 feb 2014) • http://doc.ubuntu-fr.org/clevo_w310cz#realtek_rtl8723be -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1240940 Title: Need support for Realtek Wifi card rtl8723be [10ec:b723] Status in HWE Next Project: Fix Released Status in HWE Next trusty series: Fix Released Status in “linux” package in Ubuntu: Fix Released Status in “linux” source package in Trusty: Fix Released Bug description: This device is appearing in some OEM machines, but driver is not yet available upstream. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1240940/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp