I am struggling to get back into Windows. (Dual boot)












0















I had a rough night of trying to figure this out.



I was trying to switch back to Windows, but upon switching back I was prompted with bitlocker. It was accompanied with "Secure Boot Policy has unexpectedly changed." I messed with my BIOS settings until I could get it to work. I then arrived at a "Dell SupportAssist Recovery" screen for a while.



Eventually, switching from ACHI to RAID ON did it. I successfully was able to get back to Windows.



However, Grub now did not show up nor did Ubuntu show up in the boot menu. In an attempt to fix this, I did "bcdedit /set {bootmgr} path EFIubuntugrubx64.efi" in CMD. After doing this and rebooting my computer, I returned to the "Dell SupportAssist Recovery" screen.



After some more tinkering in the BIOS, adding shimx64.efi to the boot fixed it. My grub showed up and I can now get back into Ubuntu.



I just ran boot-repair on Ubuntu to see if that would fix Windows Boot, but it didn't. "Repair Windows boot files" is greyed out.



I am now terrified to mess with anymore settings in the BIOS so now I just wan't some advice. How can I get back into windows?



Edit: Boot-repair output as requested http://paste.ubuntu.com/p/zp3DqWzjZn/










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  • Please post a link to the boot-repair output. That gives a lot of useful information about your exact situation.

    – ubfan1
    yesterday











  • I added the requested boot-repair output

    – kane
    yesterday











  • You normally have to change to AHCI mode for drives, but have to install the AHCI driver into Windows first. Dell also needs UEFI update & SSD firmware update. And then in Windows you have to have fast start up off. askubuntu.com/questions/843153/… What model Dell?

    – oldfred
    yesterday











  • Dell XPS 13 9370 (2018 model)

    – kane
    yesterday
















0















I had a rough night of trying to figure this out.



I was trying to switch back to Windows, but upon switching back I was prompted with bitlocker. It was accompanied with "Secure Boot Policy has unexpectedly changed." I messed with my BIOS settings until I could get it to work. I then arrived at a "Dell SupportAssist Recovery" screen for a while.



Eventually, switching from ACHI to RAID ON did it. I successfully was able to get back to Windows.



However, Grub now did not show up nor did Ubuntu show up in the boot menu. In an attempt to fix this, I did "bcdedit /set {bootmgr} path EFIubuntugrubx64.efi" in CMD. After doing this and rebooting my computer, I returned to the "Dell SupportAssist Recovery" screen.



After some more tinkering in the BIOS, adding shimx64.efi to the boot fixed it. My grub showed up and I can now get back into Ubuntu.



I just ran boot-repair on Ubuntu to see if that would fix Windows Boot, but it didn't. "Repair Windows boot files" is greyed out.



I am now terrified to mess with anymore settings in the BIOS so now I just wan't some advice. How can I get back into windows?



Edit: Boot-repair output as requested http://paste.ubuntu.com/p/zp3DqWzjZn/










share|improve this question









New contributor




kane is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.





















  • Please post a link to the boot-repair output. That gives a lot of useful information about your exact situation.

    – ubfan1
    yesterday











  • I added the requested boot-repair output

    – kane
    yesterday











  • You normally have to change to AHCI mode for drives, but have to install the AHCI driver into Windows first. Dell also needs UEFI update & SSD firmware update. And then in Windows you have to have fast start up off. askubuntu.com/questions/843153/… What model Dell?

    – oldfred
    yesterday











  • Dell XPS 13 9370 (2018 model)

    – kane
    yesterday














0












0








0








I had a rough night of trying to figure this out.



I was trying to switch back to Windows, but upon switching back I was prompted with bitlocker. It was accompanied with "Secure Boot Policy has unexpectedly changed." I messed with my BIOS settings until I could get it to work. I then arrived at a "Dell SupportAssist Recovery" screen for a while.



Eventually, switching from ACHI to RAID ON did it. I successfully was able to get back to Windows.



However, Grub now did not show up nor did Ubuntu show up in the boot menu. In an attempt to fix this, I did "bcdedit /set {bootmgr} path EFIubuntugrubx64.efi" in CMD. After doing this and rebooting my computer, I returned to the "Dell SupportAssist Recovery" screen.



After some more tinkering in the BIOS, adding shimx64.efi to the boot fixed it. My grub showed up and I can now get back into Ubuntu.



I just ran boot-repair on Ubuntu to see if that would fix Windows Boot, but it didn't. "Repair Windows boot files" is greyed out.



I am now terrified to mess with anymore settings in the BIOS so now I just wan't some advice. How can I get back into windows?



Edit: Boot-repair output as requested http://paste.ubuntu.com/p/zp3DqWzjZn/










share|improve this question









New contributor




kane is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.












I had a rough night of trying to figure this out.



I was trying to switch back to Windows, but upon switching back I was prompted with bitlocker. It was accompanied with "Secure Boot Policy has unexpectedly changed." I messed with my BIOS settings until I could get it to work. I then arrived at a "Dell SupportAssist Recovery" screen for a while.



Eventually, switching from ACHI to RAID ON did it. I successfully was able to get back to Windows.



However, Grub now did not show up nor did Ubuntu show up in the boot menu. In an attempt to fix this, I did "bcdedit /set {bootmgr} path EFIubuntugrubx64.efi" in CMD. After doing this and rebooting my computer, I returned to the "Dell SupportAssist Recovery" screen.



After some more tinkering in the BIOS, adding shimx64.efi to the boot fixed it. My grub showed up and I can now get back into Ubuntu.



I just ran boot-repair on Ubuntu to see if that would fix Windows Boot, but it didn't. "Repair Windows boot files" is greyed out.



I am now terrified to mess with anymore settings in the BIOS so now I just wan't some advice. How can I get back into windows?



Edit: Boot-repair output as requested http://paste.ubuntu.com/p/zp3DqWzjZn/







dual-boot windows-10 bootloader bios grub-efi






share|improve this question









New contributor




kane is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.











share|improve this question









New contributor




kane is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.









share|improve this question




share|improve this question








edited yesterday







kane













New contributor




kane is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.









asked yesterday









kanekane

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New contributor




kane is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.





New contributor





kane is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.






kane is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.













  • Please post a link to the boot-repair output. That gives a lot of useful information about your exact situation.

    – ubfan1
    yesterday











  • I added the requested boot-repair output

    – kane
    yesterday











  • You normally have to change to AHCI mode for drives, but have to install the AHCI driver into Windows first. Dell also needs UEFI update & SSD firmware update. And then in Windows you have to have fast start up off. askubuntu.com/questions/843153/… What model Dell?

    – oldfred
    yesterday











  • Dell XPS 13 9370 (2018 model)

    – kane
    yesterday



















  • Please post a link to the boot-repair output. That gives a lot of useful information about your exact situation.

    – ubfan1
    yesterday











  • I added the requested boot-repair output

    – kane
    yesterday











  • You normally have to change to AHCI mode for drives, but have to install the AHCI driver into Windows first. Dell also needs UEFI update & SSD firmware update. And then in Windows you have to have fast start up off. askubuntu.com/questions/843153/… What model Dell?

    – oldfred
    yesterday











  • Dell XPS 13 9370 (2018 model)

    – kane
    yesterday

















Please post a link to the boot-repair output. That gives a lot of useful information about your exact situation.

– ubfan1
yesterday





Please post a link to the boot-repair output. That gives a lot of useful information about your exact situation.

– ubfan1
yesterday













I added the requested boot-repair output

– kane
yesterday





I added the requested boot-repair output

– kane
yesterday













You normally have to change to AHCI mode for drives, but have to install the AHCI driver into Windows first. Dell also needs UEFI update & SSD firmware update. And then in Windows you have to have fast start up off. askubuntu.com/questions/843153/… What model Dell?

– oldfred
yesterday





You normally have to change to AHCI mode for drives, but have to install the AHCI driver into Windows first. Dell also needs UEFI update & SSD firmware update. And then in Windows you have to have fast start up off. askubuntu.com/questions/843153/… What model Dell?

– oldfred
yesterday













Dell XPS 13 9370 (2018 model)

– kane
yesterday





Dell XPS 13 9370 (2018 model)

– kane
yesterday










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