HP Notebook – 15-ac639ng

HP Notebook – 15-ac639ng


Nach dem Upgrade auf Kubuntu 18.04.1 funkti­oniert das WLAN wieder nicht :-(

Anleitung: Realtek WLAN und Bluetooth unter Linux (RTL8723BE)


HP Notebook – 15-ac639ng

Seriennummer: CNDxxx
Produktnummer: T9P54EA#ABD
Grafik: AMD Radeon R5 M330
Boot-Menü F9

neue Firmware

wget http://mirrors.kernel.org/ubuntu/pool/main/l/linux-firmware/linux-firmware_1.156_all.deb

Literatur

Auf dem Windowsrechner

  • Fastboot deaktivieren

Probleme bei der Inbetriebnahme des WLAN-Adapter rtl8723be

$ lspci -nnk | grep -i net -A2
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 07)
        Subsystem: Hewlett-Packard Company Device [103c:8136]
        Kernel driver in use: r8169
03:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
        Subsystem: Hewlett-Packard Company Device [103c:804c]
        Kernel driver in use: rtl8723be
$ dmesg | grep wlan
[   21.520745] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  363.944865] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
$ rfkill list
0: hci0: Bluetooth
        Soft blocked: no
        Hard blocked: no
1: phy0: Wireless LAN
        Soft blocked: no
        Hard blocked: no
$ git clone https://github.com/lwfinger/rtlwifi_new
$ cd rtlwifi_new
$ make
$ sudo make install
$ sudo modprobe rtl8723be