No OS found in Dual Boot












0















I'm using dual boot Ubuntu 16.04 with Windows 10 . Everything was fine but suddenly a new problem is facing . When i turn my pc on , it shows no " bootable device found .Please install a OS in your hard disk(i have SSD ). But there are more than one operating system in my SSD . I have go through boot menu in my BIOS but there is no operating system (UBUNTU / WINDOWS). When i use a live os to repair the boot ,the boot option returns .



For more information : My secure boot is on and i am using UEFI mode . One day it was happening as i have told before ,so i went to my bios and changed the bios setting .
1. Legacy mode on , secure boot off.
2.legacy mode off,secure mode off .
For the 2 option i have tried to boot repair but this time it showed boot repair successfull but when i restart my pc it didn't show my boot option for WINDOWS nor UBUNTU .
But then i changed the setting and select to disable legacy mode and secure boot on this time the boot repair work peoperly .
But everytime doing this type of shitty deeds are not possible. I want a permanent sulution. Please help me. what can i do now ?? (sorry for my poor English)










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    0















    I'm using dual boot Ubuntu 16.04 with Windows 10 . Everything was fine but suddenly a new problem is facing . When i turn my pc on , it shows no " bootable device found .Please install a OS in your hard disk(i have SSD ). But there are more than one operating system in my SSD . I have go through boot menu in my BIOS but there is no operating system (UBUNTU / WINDOWS). When i use a live os to repair the boot ,the boot option returns .



    For more information : My secure boot is on and i am using UEFI mode . One day it was happening as i have told before ,so i went to my bios and changed the bios setting .
    1. Legacy mode on , secure boot off.
    2.legacy mode off,secure mode off .
    For the 2 option i have tried to boot repair but this time it showed boot repair successfull but when i restart my pc it didn't show my boot option for WINDOWS nor UBUNTU .
    But then i changed the setting and select to disable legacy mode and secure boot on this time the boot repair work peoperly .
    But everytime doing this type of shitty deeds are not possible. I want a permanent sulution. Please help me. what can i do now ?? (sorry for my poor English)










    share|improve this question

























      0












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      0








      I'm using dual boot Ubuntu 16.04 with Windows 10 . Everything was fine but suddenly a new problem is facing . When i turn my pc on , it shows no " bootable device found .Please install a OS in your hard disk(i have SSD ). But there are more than one operating system in my SSD . I have go through boot menu in my BIOS but there is no operating system (UBUNTU / WINDOWS). When i use a live os to repair the boot ,the boot option returns .



      For more information : My secure boot is on and i am using UEFI mode . One day it was happening as i have told before ,so i went to my bios and changed the bios setting .
      1. Legacy mode on , secure boot off.
      2.legacy mode off,secure mode off .
      For the 2 option i have tried to boot repair but this time it showed boot repair successfull but when i restart my pc it didn't show my boot option for WINDOWS nor UBUNTU .
      But then i changed the setting and select to disable legacy mode and secure boot on this time the boot repair work peoperly .
      But everytime doing this type of shitty deeds are not possible. I want a permanent sulution. Please help me. what can i do now ?? (sorry for my poor English)










      share|improve this question














      I'm using dual boot Ubuntu 16.04 with Windows 10 . Everything was fine but suddenly a new problem is facing . When i turn my pc on , it shows no " bootable device found .Please install a OS in your hard disk(i have SSD ). But there are more than one operating system in my SSD . I have go through boot menu in my BIOS but there is no operating system (UBUNTU / WINDOWS). When i use a live os to repair the boot ,the boot option returns .



      For more information : My secure boot is on and i am using UEFI mode . One day it was happening as i have told before ,so i went to my bios and changed the bios setting .
      1. Legacy mode on , secure boot off.
      2.legacy mode off,secure mode off .
      For the 2 option i have tried to boot repair but this time it showed boot repair successfull but when i restart my pc it didn't show my boot option for WINDOWS nor UBUNTU .
      But then i changed the setting and select to disable legacy mode and secure boot on this time the boot repair work peoperly .
      But everytime doing this type of shitty deeds are not possible. I want a permanent sulution. Please help me. what can i do now ?? (sorry for my poor English)







      boot dual-boot grub2 uefi






      share|improve this question













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      asked 7 hours ago









      ShifaTShifaT

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