Windows 10 won't install on GPT partition, WD 6TB












0















I have a new WD 6TB drive, I boot from Windows10 USB, It originally partitioned the drive as MBR, Windows installed, however I could only use 2TB of the 6TB drive and it would not let me create more 2TB partitions. I then Googled the problem and people are saying the partition it as GPT. I then used diskpart and converted to GPT. However, now when I attempt to install Windows I get an error unable to install to GPT formatted drive.
I can't find UEFI in my BIOS, did they have it in 2014? I have Asus M5A78L-M USB3, I already checked and I already have the newest version.










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  • The maximum you can have on any boot disk is 2TB so Windows limits you to those 2TB. Use a separate drive for Windows install, and use the 6TB drive for mass storage.

    – var firstName
    Jan 11 at 22:03











  • I can't find UEFI in my BIOS – You don't find UEFI in BIOS. You have either UEFI or BIOS in your motherboard. UEFI replaces BIOS. Trying to find UEFI in BIOS is like trying to find a car in a carriage. According to Asus your motherboard has AMI BIOS.

    – Kamil Maciorowski
    Jan 11 at 22:16













  • After reading the owners manual for your motherboard, it appears it is Not a uefi bios.....asus.com/us/Motherboards/M5A78LMUSB3/HelpDesk_Manual

    – Moab
    Jan 11 at 22:57


















0















I have a new WD 6TB drive, I boot from Windows10 USB, It originally partitioned the drive as MBR, Windows installed, however I could only use 2TB of the 6TB drive and it would not let me create more 2TB partitions. I then Googled the problem and people are saying the partition it as GPT. I then used diskpart and converted to GPT. However, now when I attempt to install Windows I get an error unable to install to GPT formatted drive.
I can't find UEFI in my BIOS, did they have it in 2014? I have Asus M5A78L-M USB3, I already checked and I already have the newest version.










share|improve this question























  • The maximum you can have on any boot disk is 2TB so Windows limits you to those 2TB. Use a separate drive for Windows install, and use the 6TB drive for mass storage.

    – var firstName
    Jan 11 at 22:03











  • I can't find UEFI in my BIOS – You don't find UEFI in BIOS. You have either UEFI or BIOS in your motherboard. UEFI replaces BIOS. Trying to find UEFI in BIOS is like trying to find a car in a carriage. According to Asus your motherboard has AMI BIOS.

    – Kamil Maciorowski
    Jan 11 at 22:16













  • After reading the owners manual for your motherboard, it appears it is Not a uefi bios.....asus.com/us/Motherboards/M5A78LMUSB3/HelpDesk_Manual

    – Moab
    Jan 11 at 22:57
















0












0








0








I have a new WD 6TB drive, I boot from Windows10 USB, It originally partitioned the drive as MBR, Windows installed, however I could only use 2TB of the 6TB drive and it would not let me create more 2TB partitions. I then Googled the problem and people are saying the partition it as GPT. I then used diskpart and converted to GPT. However, now when I attempt to install Windows I get an error unable to install to GPT formatted drive.
I can't find UEFI in my BIOS, did they have it in 2014? I have Asus M5A78L-M USB3, I already checked and I already have the newest version.










share|improve this question














I have a new WD 6TB drive, I boot from Windows10 USB, It originally partitioned the drive as MBR, Windows installed, however I could only use 2TB of the 6TB drive and it would not let me create more 2TB partitions. I then Googled the problem and people are saying the partition it as GPT. I then used diskpart and converted to GPT. However, now when I attempt to install Windows I get an error unable to install to GPT formatted drive.
I can't find UEFI in my BIOS, did they have it in 2014? I have Asus M5A78L-M USB3, I already checked and I already have the newest version.







windows-10 hard-drive partitioning mbr gpt






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asked Jan 11 at 21:55









user3554851user3554851

1




1













  • The maximum you can have on any boot disk is 2TB so Windows limits you to those 2TB. Use a separate drive for Windows install, and use the 6TB drive for mass storage.

    – var firstName
    Jan 11 at 22:03











  • I can't find UEFI in my BIOS – You don't find UEFI in BIOS. You have either UEFI or BIOS in your motherboard. UEFI replaces BIOS. Trying to find UEFI in BIOS is like trying to find a car in a carriage. According to Asus your motherboard has AMI BIOS.

    – Kamil Maciorowski
    Jan 11 at 22:16













  • After reading the owners manual for your motherboard, it appears it is Not a uefi bios.....asus.com/us/Motherboards/M5A78LMUSB3/HelpDesk_Manual

    – Moab
    Jan 11 at 22:57





















  • The maximum you can have on any boot disk is 2TB so Windows limits you to those 2TB. Use a separate drive for Windows install, and use the 6TB drive for mass storage.

    – var firstName
    Jan 11 at 22:03











  • I can't find UEFI in my BIOS – You don't find UEFI in BIOS. You have either UEFI or BIOS in your motherboard. UEFI replaces BIOS. Trying to find UEFI in BIOS is like trying to find a car in a carriage. According to Asus your motherboard has AMI BIOS.

    – Kamil Maciorowski
    Jan 11 at 22:16













  • After reading the owners manual for your motherboard, it appears it is Not a uefi bios.....asus.com/us/Motherboards/M5A78LMUSB3/HelpDesk_Manual

    – Moab
    Jan 11 at 22:57



















The maximum you can have on any boot disk is 2TB so Windows limits you to those 2TB. Use a separate drive for Windows install, and use the 6TB drive for mass storage.

– var firstName
Jan 11 at 22:03





The maximum you can have on any boot disk is 2TB so Windows limits you to those 2TB. Use a separate drive for Windows install, and use the 6TB drive for mass storage.

– var firstName
Jan 11 at 22:03













I can't find UEFI in my BIOS – You don't find UEFI in BIOS. You have either UEFI or BIOS in your motherboard. UEFI replaces BIOS. Trying to find UEFI in BIOS is like trying to find a car in a carriage. According to Asus your motherboard has AMI BIOS.

– Kamil Maciorowski
Jan 11 at 22:16







I can't find UEFI in my BIOS – You don't find UEFI in BIOS. You have either UEFI or BIOS in your motherboard. UEFI replaces BIOS. Trying to find UEFI in BIOS is like trying to find a car in a carriage. According to Asus your motherboard has AMI BIOS.

– Kamil Maciorowski
Jan 11 at 22:16















After reading the owners manual for your motherboard, it appears it is Not a uefi bios.....asus.com/us/Motherboards/M5A78LMUSB3/HelpDesk_Manual

– Moab
Jan 11 at 22:57







After reading the owners manual for your motherboard, it appears it is Not a uefi bios.....asus.com/us/Motherboards/M5A78LMUSB3/HelpDesk_Manual

– Moab
Jan 11 at 22:57












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I then used diskpart and converted to GPT.




You cannot install Windows in this way. If properly booted into the Windows installation environment, with UEFI mode enabled, Windows will automatically use GPT. It actually is the only partition type that Windows can be used with UEFI mode enabled.




It originally partitioned the drive as MBR




If Windows partitioned the drive as MBR, it means you booted to the installation environment, while in Legacy Mode and the only valid partition type that is supported while in that mode is MBR.




However, now when I attempt to install Windows I get an error unable to install to GPT formatted drive.




You still have Legacy Mode enabled, which means Windows is unable to install to a GPT partition disk, the only partition type Windows supports while in Legacy Mode is MBR.




I can't find UEFI in my BIOS, did they have it in 2014?




If there is no method to disabled Legacy Mode which is sometimes called, Compatibility Support Module, then your system does not support UEFI and thus you cannot install Windows to a GPT partitioned disk.






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    I then used diskpart and converted to GPT.




    You cannot install Windows in this way. If properly booted into the Windows installation environment, with UEFI mode enabled, Windows will automatically use GPT. It actually is the only partition type that Windows can be used with UEFI mode enabled.




    It originally partitioned the drive as MBR




    If Windows partitioned the drive as MBR, it means you booted to the installation environment, while in Legacy Mode and the only valid partition type that is supported while in that mode is MBR.




    However, now when I attempt to install Windows I get an error unable to install to GPT formatted drive.




    You still have Legacy Mode enabled, which means Windows is unable to install to a GPT partition disk, the only partition type Windows supports while in Legacy Mode is MBR.




    I can't find UEFI in my BIOS, did they have it in 2014?




    If there is no method to disabled Legacy Mode which is sometimes called, Compatibility Support Module, then your system does not support UEFI and thus you cannot install Windows to a GPT partitioned disk.






    share|improve this answer




























      1















      I then used diskpart and converted to GPT.




      You cannot install Windows in this way. If properly booted into the Windows installation environment, with UEFI mode enabled, Windows will automatically use GPT. It actually is the only partition type that Windows can be used with UEFI mode enabled.




      It originally partitioned the drive as MBR




      If Windows partitioned the drive as MBR, it means you booted to the installation environment, while in Legacy Mode and the only valid partition type that is supported while in that mode is MBR.




      However, now when I attempt to install Windows I get an error unable to install to GPT formatted drive.




      You still have Legacy Mode enabled, which means Windows is unable to install to a GPT partition disk, the only partition type Windows supports while in Legacy Mode is MBR.




      I can't find UEFI in my BIOS, did they have it in 2014?




      If there is no method to disabled Legacy Mode which is sometimes called, Compatibility Support Module, then your system does not support UEFI and thus you cannot install Windows to a GPT partitioned disk.






      share|improve this answer


























        1












        1








        1








        I then used diskpart and converted to GPT.




        You cannot install Windows in this way. If properly booted into the Windows installation environment, with UEFI mode enabled, Windows will automatically use GPT. It actually is the only partition type that Windows can be used with UEFI mode enabled.




        It originally partitioned the drive as MBR




        If Windows partitioned the drive as MBR, it means you booted to the installation environment, while in Legacy Mode and the only valid partition type that is supported while in that mode is MBR.




        However, now when I attempt to install Windows I get an error unable to install to GPT formatted drive.




        You still have Legacy Mode enabled, which means Windows is unable to install to a GPT partition disk, the only partition type Windows supports while in Legacy Mode is MBR.




        I can't find UEFI in my BIOS, did they have it in 2014?




        If there is no method to disabled Legacy Mode which is sometimes called, Compatibility Support Module, then your system does not support UEFI and thus you cannot install Windows to a GPT partitioned disk.






        share|improve this answer














        I then used diskpart and converted to GPT.




        You cannot install Windows in this way. If properly booted into the Windows installation environment, with UEFI mode enabled, Windows will automatically use GPT. It actually is the only partition type that Windows can be used with UEFI mode enabled.




        It originally partitioned the drive as MBR




        If Windows partitioned the drive as MBR, it means you booted to the installation environment, while in Legacy Mode and the only valid partition type that is supported while in that mode is MBR.




        However, now when I attempt to install Windows I get an error unable to install to GPT formatted drive.




        You still have Legacy Mode enabled, which means Windows is unable to install to a GPT partition disk, the only partition type Windows supports while in Legacy Mode is MBR.




        I can't find UEFI in my BIOS, did they have it in 2014?




        If there is no method to disabled Legacy Mode which is sometimes called, Compatibility Support Module, then your system does not support UEFI and thus you cannot install Windows to a GPT partitioned disk.







        share|improve this answer












        share|improve this answer



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        answered Jan 11 at 22:07









        RamhoundRamhound

        20.4k156286




        20.4k156286






























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