WiFi Driver issue in Ubuntu 18.04
When wifi driver not found in ubuntu hp latop
How to Install WiFi Driver of RTL8723BE in Ubuntu 18.04
Step: 1 First of all enter in Terminal by pressing Ctrl+Alt+T.
1. Please install make command
• Probably it is due command make is not present in system PATH, so remove and reinstall it.
sudo apt-get install –reinstall make
OR
• Run this command to install make and all the packages needed to build your code.
sudo apt-get install build-essential
2. Please update your kernel to lates one
sudo apt-get dist-upgrade
Step 2: In terminal enter
git clone https://github.com/lwfinger/rtlwifi_new.git
Step 3: Now enter “cd rtlwifi_new”.
Step 4: And now press “git checkout origin/extended -b extended”.
Step 4 update:
Please try
git checkout origin/rtw88 -b rtw88
Instead of extended branch
Step 5: sudo make install
Step 6: sudo modprobe -r rtl8723de
Step 7: sudo modprobe rtl8723de
if you got error like: modprobe: ERROR: could not insert ‘rtl8723de’: Required key not available
You MUST turn off secure booting in your BIOS!
• Restart your laptop
• If your laptop is hp i5 then you have to continue press ESC then
• you will see option for boot so choose bios setting from it and turn off(disable using F6) secure booting in your BIOS! In boot options
Step 8: if signal is week use
• sudo modprobe -r rtl8723de && sleep 5 && sudo modprobe rtl8723de ant_sel=2
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