Weak wifi signal rtl8723be












0















I have a HP Pavilion Laptop. The details of which, obtained by running the command lshw, are below:



product: HP Pavilion Notebook (N1J39EA#A2N)
vendor: Hewlett-Packard
version: Type1ProductConfigId
serial: 5CD5291DWT
width: 64 bits
capabilities: smbios-2.8 dmi-2.8 smp vsyscall32


I switched from windows to Ubuntu 18.04 very recently. Initially I did face wifi weak signal issue. However, I fixed the issue by using the following commands:



sudo modprobe -rv rtl8723be
sudo modprobe -v rtl8723be ant_sel=2
sudo ip link set wlo1 up
sudo iw dev wlo1 scan
echo "options rtl8723be ant_sel=2" | sudo tee /etc/modprobe.d/rtl8723be.conf


Everything was working perfectly and then 2 days ago I updated my system and thereby the kernel got updated which in turn brought back wifi issue.



I tried to fix wifi issue by using the same old method but failed to do so.
I also tried the following:



sudo tee /etc/modprobe.d/rtl8723be.conf <<< "options rtl8723be ant_sel=1"


which also couldn't solve the issue. Then I went on to try the following:



sudo -i
echo "options rtl8723be ant_sel=2" > /etc/modprobe.d/rtl8723be.conf
exit
reboot


the same result with same problem.
output of the command



lspci -knn | grep Net -A3; rfkill list


is as follows:



08:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:804c]
Kernel driver in use: rtl8723be
Kernel modules: rtl8723be
09:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 0a)
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no


References:



Weak Signal



inconsistent connection



weak signal and disconnection










share|improve this question

























  • This worked for me: askubuntu.com/questions/914048/…

    – Antoni Duda
    Aug 30 '18 at 16:07











  • Possible duplicate of Wifi networks not found ubuntu 18.04 with rtl8723be. It seems kernel v4.15.0-33 has a bug.

    – pomsky
    Sep 2 '18 at 12:47








  • 1





    Alternatively, try this: askubuntu.com/questions/1068826/…

    – pomsky
    Sep 2 '18 at 13:06











  • [link] askubuntu.com/questions/1068826/… this worked for me

    – Shah Aadil
    Sep 17 '18 at 15:30
















0















I have a HP Pavilion Laptop. The details of which, obtained by running the command lshw, are below:



product: HP Pavilion Notebook (N1J39EA#A2N)
vendor: Hewlett-Packard
version: Type1ProductConfigId
serial: 5CD5291DWT
width: 64 bits
capabilities: smbios-2.8 dmi-2.8 smp vsyscall32


I switched from windows to Ubuntu 18.04 very recently. Initially I did face wifi weak signal issue. However, I fixed the issue by using the following commands:



sudo modprobe -rv rtl8723be
sudo modprobe -v rtl8723be ant_sel=2
sudo ip link set wlo1 up
sudo iw dev wlo1 scan
echo "options rtl8723be ant_sel=2" | sudo tee /etc/modprobe.d/rtl8723be.conf


Everything was working perfectly and then 2 days ago I updated my system and thereby the kernel got updated which in turn brought back wifi issue.



I tried to fix wifi issue by using the same old method but failed to do so.
I also tried the following:



sudo tee /etc/modprobe.d/rtl8723be.conf <<< "options rtl8723be ant_sel=1"


which also couldn't solve the issue. Then I went on to try the following:



sudo -i
echo "options rtl8723be ant_sel=2" > /etc/modprobe.d/rtl8723be.conf
exit
reboot


the same result with same problem.
output of the command



lspci -knn | grep Net -A3; rfkill list


is as follows:



08:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:804c]
Kernel driver in use: rtl8723be
Kernel modules: rtl8723be
09:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 0a)
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no


References:



Weak Signal



inconsistent connection



weak signal and disconnection










share|improve this question

























  • This worked for me: askubuntu.com/questions/914048/…

    – Antoni Duda
    Aug 30 '18 at 16:07











  • Possible duplicate of Wifi networks not found ubuntu 18.04 with rtl8723be. It seems kernel v4.15.0-33 has a bug.

    – pomsky
    Sep 2 '18 at 12:47








  • 1





    Alternatively, try this: askubuntu.com/questions/1068826/…

    – pomsky
    Sep 2 '18 at 13:06











  • [link] askubuntu.com/questions/1068826/… this worked for me

    – Shah Aadil
    Sep 17 '18 at 15:30














0












0








0


2






I have a HP Pavilion Laptop. The details of which, obtained by running the command lshw, are below:



product: HP Pavilion Notebook (N1J39EA#A2N)
vendor: Hewlett-Packard
version: Type1ProductConfigId
serial: 5CD5291DWT
width: 64 bits
capabilities: smbios-2.8 dmi-2.8 smp vsyscall32


I switched from windows to Ubuntu 18.04 very recently. Initially I did face wifi weak signal issue. However, I fixed the issue by using the following commands:



sudo modprobe -rv rtl8723be
sudo modprobe -v rtl8723be ant_sel=2
sudo ip link set wlo1 up
sudo iw dev wlo1 scan
echo "options rtl8723be ant_sel=2" | sudo tee /etc/modprobe.d/rtl8723be.conf


Everything was working perfectly and then 2 days ago I updated my system and thereby the kernel got updated which in turn brought back wifi issue.



I tried to fix wifi issue by using the same old method but failed to do so.
I also tried the following:



sudo tee /etc/modprobe.d/rtl8723be.conf <<< "options rtl8723be ant_sel=1"


which also couldn't solve the issue. Then I went on to try the following:



sudo -i
echo "options rtl8723be ant_sel=2" > /etc/modprobe.d/rtl8723be.conf
exit
reboot


the same result with same problem.
output of the command



lspci -knn | grep Net -A3; rfkill list


is as follows:



08:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:804c]
Kernel driver in use: rtl8723be
Kernel modules: rtl8723be
09:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 0a)
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no


References:



Weak Signal



inconsistent connection



weak signal and disconnection










share|improve this question
















I have a HP Pavilion Laptop. The details of which, obtained by running the command lshw, are below:



product: HP Pavilion Notebook (N1J39EA#A2N)
vendor: Hewlett-Packard
version: Type1ProductConfigId
serial: 5CD5291DWT
width: 64 bits
capabilities: smbios-2.8 dmi-2.8 smp vsyscall32


I switched from windows to Ubuntu 18.04 very recently. Initially I did face wifi weak signal issue. However, I fixed the issue by using the following commands:



sudo modprobe -rv rtl8723be
sudo modprobe -v rtl8723be ant_sel=2
sudo ip link set wlo1 up
sudo iw dev wlo1 scan
echo "options rtl8723be ant_sel=2" | sudo tee /etc/modprobe.d/rtl8723be.conf


Everything was working perfectly and then 2 days ago I updated my system and thereby the kernel got updated which in turn brought back wifi issue.



I tried to fix wifi issue by using the same old method but failed to do so.
I also tried the following:



sudo tee /etc/modprobe.d/rtl8723be.conf <<< "options rtl8723be ant_sel=1"


which also couldn't solve the issue. Then I went on to try the following:



sudo -i
echo "options rtl8723be ant_sel=2" > /etc/modprobe.d/rtl8723be.conf
exit
reboot


the same result with same problem.
output of the command



lspci -knn | grep Net -A3; rfkill list


is as follows:



08:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:804c]
Kernel driver in use: rtl8723be
Kernel modules: rtl8723be
09:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller [10ec:8136] (rev 0a)
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no


References:



Weak Signal



inconsistent connection



weak signal and disconnection







drivers wireless 18.04 rtl8723be






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Aug 28 '18 at 10:10







Shah Aadil

















asked Aug 27 '18 at 8:19









Shah AadilShah Aadil

12




12













  • This worked for me: askubuntu.com/questions/914048/…

    – Antoni Duda
    Aug 30 '18 at 16:07











  • Possible duplicate of Wifi networks not found ubuntu 18.04 with rtl8723be. It seems kernel v4.15.0-33 has a bug.

    – pomsky
    Sep 2 '18 at 12:47








  • 1





    Alternatively, try this: askubuntu.com/questions/1068826/…

    – pomsky
    Sep 2 '18 at 13:06











  • [link] askubuntu.com/questions/1068826/… this worked for me

    – Shah Aadil
    Sep 17 '18 at 15:30



















  • This worked for me: askubuntu.com/questions/914048/…

    – Antoni Duda
    Aug 30 '18 at 16:07











  • Possible duplicate of Wifi networks not found ubuntu 18.04 with rtl8723be. It seems kernel v4.15.0-33 has a bug.

    – pomsky
    Sep 2 '18 at 12:47








  • 1





    Alternatively, try this: askubuntu.com/questions/1068826/…

    – pomsky
    Sep 2 '18 at 13:06











  • [link] askubuntu.com/questions/1068826/… this worked for me

    – Shah Aadil
    Sep 17 '18 at 15:30

















This worked for me: askubuntu.com/questions/914048/…

– Antoni Duda
Aug 30 '18 at 16:07





This worked for me: askubuntu.com/questions/914048/…

– Antoni Duda
Aug 30 '18 at 16:07













Possible duplicate of Wifi networks not found ubuntu 18.04 with rtl8723be. It seems kernel v4.15.0-33 has a bug.

– pomsky
Sep 2 '18 at 12:47







Possible duplicate of Wifi networks not found ubuntu 18.04 with rtl8723be. It seems kernel v4.15.0-33 has a bug.

– pomsky
Sep 2 '18 at 12:47






1




1





Alternatively, try this: askubuntu.com/questions/1068826/…

– pomsky
Sep 2 '18 at 13:06





Alternatively, try this: askubuntu.com/questions/1068826/…

– pomsky
Sep 2 '18 at 13:06













[link] askubuntu.com/questions/1068826/… this worked for me

– Shah Aadil
Sep 17 '18 at 15:30





[link] askubuntu.com/questions/1068826/… this worked for me

– Shah Aadil
Sep 17 '18 at 15:30










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