Ubuntu 18.0.4 LTS: Realtek Wifi adapter RTL8723DE HP laptop WIFI SIGNALS TOO WEAK [duplicate]





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  • Wi-Fi speed on my laptop with RTL8723DE is a bit slow and its range is also very low, what to do?

    1 answer




I installed 18.0.4 LTS as well as rtl8723de drivers



The drivers work only when the wifi device is just close to the laptop..



When the wifi device is even slightly away the laptop cannot connect to the wifi device and errors ut saying "Connection Failed Activation of Network Connection failed"



Another laptop with Windows OS right next to this Ubuntu loaded laptop works fine and connects to the same wifi with 'full' signal strength



I called HP Technical support - HP declined to provide any driver support on laptops loaded with anything other than Windows.



Please help what should I do in order to make my new laptops work.



Thank you.










share|improve this question















marked as duplicate by pomsky, Kulfy, Pilot6, Charles Green, Eric Carvalho Feb 15 at 18:48


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.

























    1
















    This question already has an answer here:




    • Wi-Fi speed on my laptop with RTL8723DE is a bit slow and its range is also very low, what to do?

      1 answer




    I installed 18.0.4 LTS as well as rtl8723de drivers



    The drivers work only when the wifi device is just close to the laptop..



    When the wifi device is even slightly away the laptop cannot connect to the wifi device and errors ut saying "Connection Failed Activation of Network Connection failed"



    Another laptop with Windows OS right next to this Ubuntu loaded laptop works fine and connects to the same wifi with 'full' signal strength



    I called HP Technical support - HP declined to provide any driver support on laptops loaded with anything other than Windows.



    Please help what should I do in order to make my new laptops work.



    Thank you.










    share|improve this question















    marked as duplicate by pomsky, Kulfy, Pilot6, Charles Green, Eric Carvalho Feb 15 at 18:48


    This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.





















      1












      1








      1









      This question already has an answer here:




      • Wi-Fi speed on my laptop with RTL8723DE is a bit slow and its range is also very low, what to do?

        1 answer




      I installed 18.0.4 LTS as well as rtl8723de drivers



      The drivers work only when the wifi device is just close to the laptop..



      When the wifi device is even slightly away the laptop cannot connect to the wifi device and errors ut saying "Connection Failed Activation of Network Connection failed"



      Another laptop with Windows OS right next to this Ubuntu loaded laptop works fine and connects to the same wifi with 'full' signal strength



      I called HP Technical support - HP declined to provide any driver support on laptops loaded with anything other than Windows.



      Please help what should I do in order to make my new laptops work.



      Thank you.










      share|improve this question

















      This question already has an answer here:




      • Wi-Fi speed on my laptop with RTL8723DE is a bit slow and its range is also very low, what to do?

        1 answer




      I installed 18.0.4 LTS as well as rtl8723de drivers



      The drivers work only when the wifi device is just close to the laptop..



      When the wifi device is even slightly away the laptop cannot connect to the wifi device and errors ut saying "Connection Failed Activation of Network Connection failed"



      Another laptop with Windows OS right next to this Ubuntu loaded laptop works fine and connects to the same wifi with 'full' signal strength



      I called HP Technical support - HP declined to provide any driver support on laptops loaded with anything other than Windows.



      Please help what should I do in order to make my new laptops work.



      Thank you.





      This question already has an answer here:




      • Wi-Fi speed on my laptop with RTL8723DE is a bit slow and its range is also very low, what to do?

        1 answer








      networking wireless 18.04 realtek-wireless






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      share|improve this question













      share|improve this question




      share|improve this question








      edited Feb 15 at 12:21









      pomsky

      33.8k11105138




      33.8k11105138










      asked Feb 15 at 12:10









      Sreenivasa HosamaneSreenivasa Hosamane

      61




      61




      marked as duplicate by pomsky, Kulfy, Pilot6, Charles Green, Eric Carvalho Feb 15 at 18:48


      This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.









      marked as duplicate by pomsky, Kulfy, Pilot6, Charles Green, Eric Carvalho Feb 15 at 18:48


      This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.
























          1 Answer
          1






          active

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          0














          I also got myself an HP Laptop, and had to install the driver, and configure ant_sel=2, don't forget that the wifi card is a single band so it will be slower, try a speed test on your Ubuntu and Windows machines to see whether they have different network speeds.
          as the_mighty420 answered, remember to echo "options rtl8723de ant_sel=2" | sudo tee /etc/modprobe.d/rtl8723de.conf so the configuration will stay on ant_sel=2 after you reboot.


          Just a pointer (if you are a noob like me) write down the commands you ran to install the driver, as you will need to reinstall it after every new linux kernel update.






          share|improve this answer
























          • Just install once using dkms and don't worry about kernel updates

            – Jeremy31
            Feb 15 at 15:28











          • Thank you for the timely answer and caution - I'll keep these commands safe to repeat them later.

            – Sreenivasa Hosamane
            Feb 15 at 15:45











          • @SreenivasaHosamane, I will appreciate if you accept my answer as the correct one, if possible

            – YHoffman
            Feb 15 at 17:24











          • @Jeremy31, being that I am a noob, I will appreciate if you can post an answer how to install it using dkms

            – YHoffman
            Feb 15 at 17:25


















          1 Answer
          1






          active

          oldest

          votes








          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          0














          I also got myself an HP Laptop, and had to install the driver, and configure ant_sel=2, don't forget that the wifi card is a single band so it will be slower, try a speed test on your Ubuntu and Windows machines to see whether they have different network speeds.
          as the_mighty420 answered, remember to echo "options rtl8723de ant_sel=2" | sudo tee /etc/modprobe.d/rtl8723de.conf so the configuration will stay on ant_sel=2 after you reboot.


          Just a pointer (if you are a noob like me) write down the commands you ran to install the driver, as you will need to reinstall it after every new linux kernel update.






          share|improve this answer
























          • Just install once using dkms and don't worry about kernel updates

            – Jeremy31
            Feb 15 at 15:28











          • Thank you for the timely answer and caution - I'll keep these commands safe to repeat them later.

            – Sreenivasa Hosamane
            Feb 15 at 15:45











          • @SreenivasaHosamane, I will appreciate if you accept my answer as the correct one, if possible

            – YHoffman
            Feb 15 at 17:24











          • @Jeremy31, being that I am a noob, I will appreciate if you can post an answer how to install it using dkms

            – YHoffman
            Feb 15 at 17:25
















          0














          I also got myself an HP Laptop, and had to install the driver, and configure ant_sel=2, don't forget that the wifi card is a single band so it will be slower, try a speed test on your Ubuntu and Windows machines to see whether they have different network speeds.
          as the_mighty420 answered, remember to echo "options rtl8723de ant_sel=2" | sudo tee /etc/modprobe.d/rtl8723de.conf so the configuration will stay on ant_sel=2 after you reboot.


          Just a pointer (if you are a noob like me) write down the commands you ran to install the driver, as you will need to reinstall it after every new linux kernel update.






          share|improve this answer
























          • Just install once using dkms and don't worry about kernel updates

            – Jeremy31
            Feb 15 at 15:28











          • Thank you for the timely answer and caution - I'll keep these commands safe to repeat them later.

            – Sreenivasa Hosamane
            Feb 15 at 15:45











          • @SreenivasaHosamane, I will appreciate if you accept my answer as the correct one, if possible

            – YHoffman
            Feb 15 at 17:24











          • @Jeremy31, being that I am a noob, I will appreciate if you can post an answer how to install it using dkms

            – YHoffman
            Feb 15 at 17:25














          0












          0








          0







          I also got myself an HP Laptop, and had to install the driver, and configure ant_sel=2, don't forget that the wifi card is a single band so it will be slower, try a speed test on your Ubuntu and Windows machines to see whether they have different network speeds.
          as the_mighty420 answered, remember to echo "options rtl8723de ant_sel=2" | sudo tee /etc/modprobe.d/rtl8723de.conf so the configuration will stay on ant_sel=2 after you reboot.


          Just a pointer (if you are a noob like me) write down the commands you ran to install the driver, as you will need to reinstall it after every new linux kernel update.






          share|improve this answer













          I also got myself an HP Laptop, and had to install the driver, and configure ant_sel=2, don't forget that the wifi card is a single band so it will be slower, try a speed test on your Ubuntu and Windows machines to see whether they have different network speeds.
          as the_mighty420 answered, remember to echo "options rtl8723de ant_sel=2" | sudo tee /etc/modprobe.d/rtl8723de.conf so the configuration will stay on ant_sel=2 after you reboot.


          Just a pointer (if you are a noob like me) write down the commands you ran to install the driver, as you will need to reinstall it after every new linux kernel update.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Feb 15 at 14:32









          YHoffmanYHoffman

          1463




          1463













          • Just install once using dkms and don't worry about kernel updates

            – Jeremy31
            Feb 15 at 15:28











          • Thank you for the timely answer and caution - I'll keep these commands safe to repeat them later.

            – Sreenivasa Hosamane
            Feb 15 at 15:45











          • @SreenivasaHosamane, I will appreciate if you accept my answer as the correct one, if possible

            – YHoffman
            Feb 15 at 17:24











          • @Jeremy31, being that I am a noob, I will appreciate if you can post an answer how to install it using dkms

            – YHoffman
            Feb 15 at 17:25



















          • Just install once using dkms and don't worry about kernel updates

            – Jeremy31
            Feb 15 at 15:28











          • Thank you for the timely answer and caution - I'll keep these commands safe to repeat them later.

            – Sreenivasa Hosamane
            Feb 15 at 15:45











          • @SreenivasaHosamane, I will appreciate if you accept my answer as the correct one, if possible

            – YHoffman
            Feb 15 at 17:24











          • @Jeremy31, being that I am a noob, I will appreciate if you can post an answer how to install it using dkms

            – YHoffman
            Feb 15 at 17:25

















          Just install once using dkms and don't worry about kernel updates

          – Jeremy31
          Feb 15 at 15:28





          Just install once using dkms and don't worry about kernel updates

          – Jeremy31
          Feb 15 at 15:28













          Thank you for the timely answer and caution - I'll keep these commands safe to repeat them later.

          – Sreenivasa Hosamane
          Feb 15 at 15:45





          Thank you for the timely answer and caution - I'll keep these commands safe to repeat them later.

          – Sreenivasa Hosamane
          Feb 15 at 15:45













          @SreenivasaHosamane, I will appreciate if you accept my answer as the correct one, if possible

          – YHoffman
          Feb 15 at 17:24





          @SreenivasaHosamane, I will appreciate if you accept my answer as the correct one, if possible

          – YHoffman
          Feb 15 at 17:24













          @Jeremy31, being that I am a noob, I will appreciate if you can post an answer how to install it using dkms

          – YHoffman
          Feb 15 at 17:25





          @Jeremy31, being that I am a noob, I will appreciate if you can post an answer how to install it using dkms

          – YHoffman
          Feb 15 at 17:25



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