Grub menu doesn't show during boot up












0















I have had ubuntu(currently 18.04) installed alongside windows(8.1) for over a year.
I was logged into Windows when I closed the lid and after sometime when I came back, "No bootable device found, press any key to reboot" was written on the screen. After reboot, windows opened up and the grub menu didn't appear. So I tried again and it didn't show yet again.



I do not know what is causing the problem or how to deal with it? What should I do? Is my data on Ubuntu partition lost?



EDIT: Opening boot manager by pressing F12 during boot shows these 4 options under " UEFI Boot" panel:




  • UEFI OnBoard LAN IPv4


  • UEFI OnBoard LAN IPv6


  • Windows Boot Manager


  • Ubuntu



Selecting Ubuntu option invokes the normal boot sequence and the grub menu appears. But this doesn't persists after reboot and boot directly advances to Windows. How do I make this permanent?










share|improve this question




















  • 2





    Possible duplicate of Dual-boot boot menu does not show up after installing Ubuntu 15.10 alongside Windows 10

    – karel
    Jan 16 at 15:28











  • @karel i have had ubuntu installed alongside windows for over a year now. I never accounted this problem. I have read the question whose link you gave. For that person the problem appeared right after ubuntu installation(possibly first boot by the sound of it). I have a lot of data on my ubuntu drive and i do not wish to lose it. And, also, sorry if i have not done something according to protocol as this is my first question here. Happy to be guided.

    – Divyansh Verma
    Jan 16 at 15:41
















0















I have had ubuntu(currently 18.04) installed alongside windows(8.1) for over a year.
I was logged into Windows when I closed the lid and after sometime when I came back, "No bootable device found, press any key to reboot" was written on the screen. After reboot, windows opened up and the grub menu didn't appear. So I tried again and it didn't show yet again.



I do not know what is causing the problem or how to deal with it? What should I do? Is my data on Ubuntu partition lost?



EDIT: Opening boot manager by pressing F12 during boot shows these 4 options under " UEFI Boot" panel:




  • UEFI OnBoard LAN IPv4


  • UEFI OnBoard LAN IPv6


  • Windows Boot Manager


  • Ubuntu



Selecting Ubuntu option invokes the normal boot sequence and the grub menu appears. But this doesn't persists after reboot and boot directly advances to Windows. How do I make this permanent?










share|improve this question




















  • 2





    Possible duplicate of Dual-boot boot menu does not show up after installing Ubuntu 15.10 alongside Windows 10

    – karel
    Jan 16 at 15:28











  • @karel i have had ubuntu installed alongside windows for over a year now. I never accounted this problem. I have read the question whose link you gave. For that person the problem appeared right after ubuntu installation(possibly first boot by the sound of it). I have a lot of data on my ubuntu drive and i do not wish to lose it. And, also, sorry if i have not done something according to protocol as this is my first question here. Happy to be guided.

    – Divyansh Verma
    Jan 16 at 15:41














0












0








0








I have had ubuntu(currently 18.04) installed alongside windows(8.1) for over a year.
I was logged into Windows when I closed the lid and after sometime when I came back, "No bootable device found, press any key to reboot" was written on the screen. After reboot, windows opened up and the grub menu didn't appear. So I tried again and it didn't show yet again.



I do not know what is causing the problem or how to deal with it? What should I do? Is my data on Ubuntu partition lost?



EDIT: Opening boot manager by pressing F12 during boot shows these 4 options under " UEFI Boot" panel:




  • UEFI OnBoard LAN IPv4


  • UEFI OnBoard LAN IPv6


  • Windows Boot Manager


  • Ubuntu



Selecting Ubuntu option invokes the normal boot sequence and the grub menu appears. But this doesn't persists after reboot and boot directly advances to Windows. How do I make this permanent?










share|improve this question
















I have had ubuntu(currently 18.04) installed alongside windows(8.1) for over a year.
I was logged into Windows when I closed the lid and after sometime when I came back, "No bootable device found, press any key to reboot" was written on the screen. After reboot, windows opened up and the grub menu didn't appear. So I tried again and it didn't show yet again.



I do not know what is causing the problem or how to deal with it? What should I do? Is my data on Ubuntu partition lost?



EDIT: Opening boot manager by pressing F12 during boot shows these 4 options under " UEFI Boot" panel:




  • UEFI OnBoard LAN IPv4


  • UEFI OnBoard LAN IPv6


  • Windows Boot Manager


  • Ubuntu



Selecting Ubuntu option invokes the normal boot sequence and the grub menu appears. But this doesn't persists after reboot and boot directly advances to Windows. How do I make this permanent?







dual-boot grub2 18.04






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Jan 16 at 16:23







Divyansh Verma

















asked Jan 16 at 15:27









Divyansh VermaDivyansh Verma

11




11








  • 2





    Possible duplicate of Dual-boot boot menu does not show up after installing Ubuntu 15.10 alongside Windows 10

    – karel
    Jan 16 at 15:28











  • @karel i have had ubuntu installed alongside windows for over a year now. I never accounted this problem. I have read the question whose link you gave. For that person the problem appeared right after ubuntu installation(possibly first boot by the sound of it). I have a lot of data on my ubuntu drive and i do not wish to lose it. And, also, sorry if i have not done something according to protocol as this is my first question here. Happy to be guided.

    – Divyansh Verma
    Jan 16 at 15:41














  • 2





    Possible duplicate of Dual-boot boot menu does not show up after installing Ubuntu 15.10 alongside Windows 10

    – karel
    Jan 16 at 15:28











  • @karel i have had ubuntu installed alongside windows for over a year now. I never accounted this problem. I have read the question whose link you gave. For that person the problem appeared right after ubuntu installation(possibly first boot by the sound of it). I have a lot of data on my ubuntu drive and i do not wish to lose it. And, also, sorry if i have not done something according to protocol as this is my first question here. Happy to be guided.

    – Divyansh Verma
    Jan 16 at 15:41








2




2





Possible duplicate of Dual-boot boot menu does not show up after installing Ubuntu 15.10 alongside Windows 10

– karel
Jan 16 at 15:28





Possible duplicate of Dual-boot boot menu does not show up after installing Ubuntu 15.10 alongside Windows 10

– karel
Jan 16 at 15:28













@karel i have had ubuntu installed alongside windows for over a year now. I never accounted this problem. I have read the question whose link you gave. For that person the problem appeared right after ubuntu installation(possibly first boot by the sound of it). I have a lot of data on my ubuntu drive and i do not wish to lose it. And, also, sorry if i have not done something according to protocol as this is my first question here. Happy to be guided.

– Divyansh Verma
Jan 16 at 15:41





@karel i have had ubuntu installed alongside windows for over a year now. I never accounted this problem. I have read the question whose link you gave. For that person the problem appeared right after ubuntu installation(possibly first boot by the sound of it). I have a lot of data on my ubuntu drive and i do not wish to lose it. And, also, sorry if i have not done something according to protocol as this is my first question here. Happy to be guided.

– Divyansh Verma
Jan 16 at 15:41










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