$ sudo modprobe -r rtl8723be $ sudo modprobe rtl8723be $ echo "options rtl8723be ant_sel=2 fwlps=0" | sudo tee /etc/modprobe.d/nfĪnd reload the module. Now your Wifi will be working perfectly as in windows, now set input #2 as permanent.note : try changing ant-set=1 or 0 if it doesn’t work for u.If you are unable to get wifi even now, change the antenna input to #2 using the command:.$ sudo modprobe -rv rtl8723be Step 4: Common Steps
REALTEK WIFI DRIVERS .DEB INSTALL
$ sudo modprobe -rv rtl8723be Fedora $ sudo dnf install kernel-devel kernel-headers Step 3: Ubuntu and Debian $ sudo apt-get install linux-headers-$(uname -r) gcc g++ build-essential dkms git extract it to your home directory and open a terminal.Download the driver by clicking “Download ZIP” from GitHub.(Note that the GitHub driver must be the master branch) or clone the driver by using the link.If you are not able to see your wifi networks, follow the steps below :.$ sudo reboot Debian: $ sudo apt-get install firmware-realtek Step 2: Common steps for all three OSes. $ sudo apt-get install rtlwifi-new-dkms linux-firmware Step 1: Ubuntu : $ sudo add-apt-repository ppa:hanipouspilot/rtlwifi Note: its suggested to have latest kernel installed(Linux kernel 4+). Installing new driver for the Realtek wifi chip.Save and restart( f10), open up a terminal ( ctrl + alt + t) and type the following commands in order.This is very important as third party drivers won’t work in secure boot mode as they are not verified. Then go into System Configuration->Boot options and Disable secure boot. Get into your BIOS( in my case I had to press f10 after turning on my laptop).Follow these steps to get your wifi working in Ubuntu. At last, I found a fix from ubuntu forums. I tried many drivers and none of them fixed the disconnection and low wifi range problems. For a long time, there was no perfect driver for this device. It’s having a Realtek rtl8723be Wifi Card. I have been searching for a fix for the wifi problems in my HP Pavillion ab-028tx.