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Windows Clover Installer

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Clover efi installer windows

This is an article detailing different methods of Arch/Windows coexistence.

Create Bootable USB Installer For macOS Catalina via TransMac. There are several apps and ways to create bootable USB installer. For this example, we'll use TransMac. TransMac is a third-party Windows software that copies and manage files and folders on Apple systems, including Mac hard drives, USB flash drives, and other. We would like to show you a description here but the site won't allow us. Bootloader for macOS, Windows and Linux in UEFI and in legacy mode. Existing UEFI install of Windows X64 (7,8,8.1 or 10) Obtain Clover 1. Download the CloverISO.tar.lzma file from Sourceforge and open the file with 7-Zip. Extract the Clover subfolder to your Downloads with 7-Zip. Copy the Clover folder by right clicking on its icon in Windows File Explorer.

Important information

Windows UEFI vs BIOS limitations

Microsoft imposes limitations on which firmware boot mode and partitioning style can be supported based on the version of Windows used:

This article or section needs expansion.

Reason: UEFI/MBR is not supported by the Windows installer, but Windows can be manually deployed and booted in UEFI/MBR (at least Windows 10 can). (Discuss in Talk:Dual boot with Windows#)
  • Windows XP both x86 32-bit and x86_64 (also called x64) (RTM and all Service Packs) versions do not support booting in UEFI mode (IA32 or x86_64) from any disk (MBR or GPT) OR in BIOS mode from GPT disk. They support only BIOS boot and only from MBR disk.
  • Windows Vista or 7x86 32-bit (RTM and all Service Packs) versions support booting in BIOS mode from MBR disks only, not from GPT disks. They do not support x86_64 UEFI or IA32 (x86 32-bit) UEFI boot. They support only BIOS boot and only from MBR disk.
  • Windows Vista RTM x86_64 (only RTM) version support booting in BIOS mode from MBR disks only, not from GPT disks. It does not support x86_64 UEFI or IA32 (x86 32-bit) UEFI boot. It supports only BIOS boot and only from MBR disk.
  • Windows Vista (SP1 and above, not RTM) and Windows 7x86_64 versions support booting in x86_64 UEFI mode from GPT disk only, OR in BIOS mode from MBR disk only. They do not support IA32 (x86 32-bit) UEFI boot from GPT/MBR disk, x86_64 UEFI boot from MBR disk, or BIOS boot from GPT disk.
  • Windows 8/8.1 x86 32-bit support booting in IA32 UEFI mode from GPT disk only, OR in BIOS mode from MBR disk only. They do not support x86_64 UEFI boot from GPT/MBR disk, x86_64 UEFI boot from MBR disk, or BIOS boot from GPT disk. On market, the only systems known to ship with IA32 (U)EFI are some old Intel Macs (pre-2010 models?) and Intel Atom System-on-Chip (Clover trail and Bay Trail) Windows Tablets. in which it boots ONLY in IA32 UEFI mode and ONLY from GPT disk.
  • Windows 8/8.1x86_64 versions support booting in x86_64 UEFI mode from GPT disk only, OR in BIOS mode from MBR disk only. They do not support IA32 UEFI boot, x86_64 UEFI boot from MBR disk, or BIOS boot from GPT disk.

In case of pre-installed Systems:

  • All systems pre-installed with Windows XP, Vista or 7 32-bit, irrespective of Service Pack level, bitness, edition (SKU) or presence of UEFI support in firmware, boot in BIOS/MBR mode by default.
  • MOST of the systems pre-installed with Windows 7 x86_64, irrespective of Service Pack level, bitness or edition (SKU), boot in BIOS/MBR mode by default. Very few recent systems pre-installed with Windows 7 are known to boot in x86_64 UEFI/GPT mode by default.
  • ALL systems pre-installed with Windows 8/8.1 boot in UEFI/GPT mode. The firmware bitness matches the bitness of Windows, ie. x86_64 Windows 8/8.1 boot in x86_64 UEFI mode and 32-bit Windows 8/8.1 boot in IA32 UEFI mode.

The best way to detect the boot mode of Windows is to do the following[1]:

  • Boot into Windows
  • Press Win+R keys to start the Run dialog
  • In the Run dialog type msinfo32.exe and press Enter
  • In the System Information windows, select System Summary on the left and check the value of BIOS mode item on the right
  • If the value is UEFI, Windows boots in UEFI/GPT mode. If the value is Legacy, Windows boots in BIOS/MBR mode.

In general, Windows forces type of partitioning depending on the firmware mode used, i.e. if Windows is booted in UEFI mode, it can be installed only to a GPT disk. If Windows is booted in Legacy BIOS mode, it can be installed only to an MBR disk. This is a limitation enforced by Windows installer, and as of April 2014 there is no officially (Microsoft) supported way of installing Windows in UEFI/MBR or BIOS/GPT configuration. Thus Windows only supports either UEFI/GPT boot or BIOS/MBR configuration.

Tip: Windows 10 version 1703 and newer supports converting from BIOS/MBR to UEFI/GPT using MBR2GPT.EXE.

Such a limitation is not enforced by the Linux kernel, but can depend on which boot loader is used and/or how the boot loader is configured. The Windows limitation should be considered if the user wishes to boot Windows and Linux from the same disk, since installation procedure of boot loader depends on the firmware type and disk partitioning configuration. In case where Windows and Linux dual boot from the same disk, it is advisable to follow the method used by Windows, ie. either go for UEFI/GPT boot or BIOS/MBR boot. See https://support.microsoft.com/kb/2581408 for more information.

Install media limitations

Intel Atom System-on-Chip Tablets (Clover trail and Bay Trail) provide only IA32 UEFI firmware without Legacy BIOS (CSM) support (unlike most of the x86_64 UEFI systems), due to Microsoft Connected Standby Guidelines for OEMs. Due to lack of Legacy BIOS support in these systems, and the lack of 32-bit UEFI boot in Arch Official Install ISO (FS#53182), the official install media cannot boot on these systems. See Unified Extensible Firmware Interface#UEFI firmware bitness for more information and available workarounds.

Bootloader UEFI vs BIOS limitations

Most of the linux bootloaders installed for one firmware type cannot launch or chainload bootloaders of the other firmware type. That is, if Arch is installed in UEFI/GPT or UEFI/MBR mode in one disk and Windows is installed in BIOS/MBR mode in another disk, the UEFI bootloader used by Arch cannot chainload the BIOS installed Windows in the other disk. Similarly if Arch is installed in BIOS/MBR or BIOS/GPT mode in one disk and Windows is installed in UEFI/GPT in another disk , the BIOS bootloader used by Arch cannot chainload UEFI installed Windows in the other disk.

The only exceptions to this are GRUB in Apple Macs in which GRUB in UEFI mode can boot BIOS installed OS via appleloader command (does not work in non-Apple systems), and rEFInd which technically supports booting legacy BIOS OS from UEFI systems, but does not always work in non-Apple UEFI systems as per its author Rod Smith.

However if Arch is installed in BIOS/GPT in one disk and Windows is installed in BIOS/MBR mode in another disk, then the BIOS boot loader used by Arch CAN boot the Windows in the other disk, if the boot loader itself has the ability to chainload from another disk.

Note: To dual-boot with Windows on same disk, Arch should follow the same firmware boot mode and partitioning combination used by the Windows installation.

Windows Setup creates a 100 MiB EFI system partition (except for Advanced Format 4K native drives where it creates a 260 MiB ESP), so multiple kernel usage is limited. Workarounds include:

Windows clover installer download
Windows Clover Installer

This is an article detailing different methods of Arch/Windows coexistence.

Create Bootable USB Installer For macOS Catalina via TransMac. There are several apps and ways to create bootable USB installer. For this example, we'll use TransMac. TransMac is a third-party Windows software that copies and manage files and folders on Apple systems, including Mac hard drives, USB flash drives, and other. We would like to show you a description here but the site won't allow us. Bootloader for macOS, Windows and Linux in UEFI and in legacy mode. Existing UEFI install of Windows X64 (7,8,8.1 or 10) Obtain Clover 1. Download the CloverISO.tar.lzma file from Sourceforge and open the file with 7-Zip. Extract the Clover subfolder to your Downloads with 7-Zip. Copy the Clover folder by right clicking on its icon in Windows File Explorer.

Important information

Windows UEFI vs BIOS limitations

Microsoft imposes limitations on which firmware boot mode and partitioning style can be supported based on the version of Windows used:

This article or section needs expansion.

Reason: UEFI/MBR is not supported by the Windows installer, but Windows can be manually deployed and booted in UEFI/MBR (at least Windows 10 can). (Discuss in Talk:Dual boot with Windows#)
  • Windows XP both x86 32-bit and x86_64 (also called x64) (RTM and all Service Packs) versions do not support booting in UEFI mode (IA32 or x86_64) from any disk (MBR or GPT) OR in BIOS mode from GPT disk. They support only BIOS boot and only from MBR disk.
  • Windows Vista or 7x86 32-bit (RTM and all Service Packs) versions support booting in BIOS mode from MBR disks only, not from GPT disks. They do not support x86_64 UEFI or IA32 (x86 32-bit) UEFI boot. They support only BIOS boot and only from MBR disk.
  • Windows Vista RTM x86_64 (only RTM) version support booting in BIOS mode from MBR disks only, not from GPT disks. It does not support x86_64 UEFI or IA32 (x86 32-bit) UEFI boot. It supports only BIOS boot and only from MBR disk.
  • Windows Vista (SP1 and above, not RTM) and Windows 7x86_64 versions support booting in x86_64 UEFI mode from GPT disk only, OR in BIOS mode from MBR disk only. They do not support IA32 (x86 32-bit) UEFI boot from GPT/MBR disk, x86_64 UEFI boot from MBR disk, or BIOS boot from GPT disk.
  • Windows 8/8.1 x86 32-bit support booting in IA32 UEFI mode from GPT disk only, OR in BIOS mode from MBR disk only. They do not support x86_64 UEFI boot from GPT/MBR disk, x86_64 UEFI boot from MBR disk, or BIOS boot from GPT disk. On market, the only systems known to ship with IA32 (U)EFI are some old Intel Macs (pre-2010 models?) and Intel Atom System-on-Chip (Clover trail and Bay Trail) Windows Tablets. in which it boots ONLY in IA32 UEFI mode and ONLY from GPT disk.
  • Windows 8/8.1x86_64 versions support booting in x86_64 UEFI mode from GPT disk only, OR in BIOS mode from MBR disk only. They do not support IA32 UEFI boot, x86_64 UEFI boot from MBR disk, or BIOS boot from GPT disk.

In case of pre-installed Systems:

  • All systems pre-installed with Windows XP, Vista or 7 32-bit, irrespective of Service Pack level, bitness, edition (SKU) or presence of UEFI support in firmware, boot in BIOS/MBR mode by default.
  • MOST of the systems pre-installed with Windows 7 x86_64, irrespective of Service Pack level, bitness or edition (SKU), boot in BIOS/MBR mode by default. Very few recent systems pre-installed with Windows 7 are known to boot in x86_64 UEFI/GPT mode by default.
  • ALL systems pre-installed with Windows 8/8.1 boot in UEFI/GPT mode. The firmware bitness matches the bitness of Windows, ie. x86_64 Windows 8/8.1 boot in x86_64 UEFI mode and 32-bit Windows 8/8.1 boot in IA32 UEFI mode.

The best way to detect the boot mode of Windows is to do the following[1]:

  • Boot into Windows
  • Press Win+R keys to start the Run dialog
  • In the Run dialog type msinfo32.exe and press Enter
  • In the System Information windows, select System Summary on the left and check the value of BIOS mode item on the right
  • If the value is UEFI, Windows boots in UEFI/GPT mode. If the value is Legacy, Windows boots in BIOS/MBR mode.

In general, Windows forces type of partitioning depending on the firmware mode used, i.e. if Windows is booted in UEFI mode, it can be installed only to a GPT disk. If Windows is booted in Legacy BIOS mode, it can be installed only to an MBR disk. This is a limitation enforced by Windows installer, and as of April 2014 there is no officially (Microsoft) supported way of installing Windows in UEFI/MBR or BIOS/GPT configuration. Thus Windows only supports either UEFI/GPT boot or BIOS/MBR configuration.

Tip: Windows 10 version 1703 and newer supports converting from BIOS/MBR to UEFI/GPT using MBR2GPT.EXE.

Such a limitation is not enforced by the Linux kernel, but can depend on which boot loader is used and/or how the boot loader is configured. The Windows limitation should be considered if the user wishes to boot Windows and Linux from the same disk, since installation procedure of boot loader depends on the firmware type and disk partitioning configuration. In case where Windows and Linux dual boot from the same disk, it is advisable to follow the method used by Windows, ie. either go for UEFI/GPT boot or BIOS/MBR boot. See https://support.microsoft.com/kb/2581408 for more information.

Install media limitations

Intel Atom System-on-Chip Tablets (Clover trail and Bay Trail) provide only IA32 UEFI firmware without Legacy BIOS (CSM) support (unlike most of the x86_64 UEFI systems), due to Microsoft Connected Standby Guidelines for OEMs. Due to lack of Legacy BIOS support in these systems, and the lack of 32-bit UEFI boot in Arch Official Install ISO (FS#53182), the official install media cannot boot on these systems. See Unified Extensible Firmware Interface#UEFI firmware bitness for more information and available workarounds.

Bootloader UEFI vs BIOS limitations

Most of the linux bootloaders installed for one firmware type cannot launch or chainload bootloaders of the other firmware type. That is, if Arch is installed in UEFI/GPT or UEFI/MBR mode in one disk and Windows is installed in BIOS/MBR mode in another disk, the UEFI bootloader used by Arch cannot chainload the BIOS installed Windows in the other disk. Similarly if Arch is installed in BIOS/MBR or BIOS/GPT mode in one disk and Windows is installed in UEFI/GPT in another disk , the BIOS bootloader used by Arch cannot chainload UEFI installed Windows in the other disk.

The only exceptions to this are GRUB in Apple Macs in which GRUB in UEFI mode can boot BIOS installed OS via appleloader command (does not work in non-Apple systems), and rEFInd which technically supports booting legacy BIOS OS from UEFI systems, but does not always work in non-Apple UEFI systems as per its author Rod Smith.

However if Arch is installed in BIOS/GPT in one disk and Windows is installed in BIOS/MBR mode in another disk, then the BIOS boot loader used by Arch CAN boot the Windows in the other disk, if the boot loader itself has the ability to chainload from another disk.

Note: To dual-boot with Windows on same disk, Arch should follow the same firmware boot mode and partitioning combination used by the Windows installation.

Windows Setup creates a 100 MiB EFI system partition (except for Advanced Format 4K native drives where it creates a 260 MiB ESP), so multiple kernel usage is limited. Workarounds include:

  • Mount ESP to /efi and use a boot loader that has file system drivers and is capable of launching kernels that reside on other partitions.
  • Expand the EFI system partition, typically either by decreasing the Recovery partition size or moving the Windows partition (UUIDs will change).
  • Backup and delete unneeded fonts in esp/EFI/Microsoft/Boot/Fonts/[2].
  • Backup and delete unneeded language directories in esp/EFI/Microsoft/Boot/ (e.g. to only keep en-US).

UEFI Secure Boot

All pre-installed Windows 8/8.1 systems by default boot in UEFI/GPT mode and have UEFI Secure Boot enabled by default. This is mandated by Microsoft for all OEM pre-installed systems.

Arch Linux install media does not support Secure Boot. See Secure Boot#Booting an installation medium.

It is advisable to disable UEFI Secure Boot in the firmware setup manually before attempting to boot Arch Linux. Windows 8/8.1 SHOULD continue to boot fine even if Secure boot is disabled. The only issue with regards to disabling UEFI Secure Boot support is that it requires physical access to the system to disable secure boot option in the firmware setup, as Microsoft has explicitly forbidden presence of any method to remotely or programmatically (from within OS) disable secure boot in all Windows 8/8.1 pre-installed systems

Fast Startup and hibernation

There are two OSs that can be hibernated, you can hibernate Windows and boot Linux (or another OS), or you can hibernate Linux and boot Windows, or hibernate both OSs.

Warning: Data loss can occur if Windows hibernates and you dual boot into another OS and make changes to files on a filesystem (such as NTFS) that can be read and written to by Windows and Linux, and that has been mounted by Windows [3]. Similarly, data loss can occur if Linux hibernates, and you dual boot into another OS etc. Windows may hibernate even when you press shutdown, see section #Windows settings.

For the same reason, if you share one EFI System Partition between Windows and Linux, then the EFI System Partition may be damaged if you hibernate (or shutdown with Fast Startup enabled) and then start Linux, or hibernate Linux and then start Windows.

ntfs-3g added a safe-guard to prevent read-write mounting of hibernated NTFS filesystems, but the NTFS driver within the Linux kernel has no such safeguard.

Windows cannot read filesystems such as ext4 by default that are commonly used for Linux. These filesystems do not have to be considered, unless you install a Windows driver for them.

Windows settings

Windows Clover Installer

Fast Startup is a feature in Windows 8 and above that hibernates the computer rather than actually shutting it down to speed up boot times.

There are multiple options regarding the Windows settings for Fast Startup and hibernation that are covered in the next sections.

  • disable Fast Startup and disable hibernation
  • disable Fast Startup and enable hibernation
  • enable Fast Startup and enable hibernation

The procedure of disabling Fast Startup is described here for Windows 8 and here for Windows 10. In any case if you disable a setting, make sure to disable the setting and then shut down Windows, before installing Linux; note that rebooting is not sufficient.

Disable Fast Startup and disable hibernation

This is the safest option, and recommended if you are unsure about the issue, as it requires the least amount of user awareness when rebooting from one OS into the other. You may share the same EFI System Partition between Windows and Linux.

Disable Fast Startup and enable hibernation

This option requires user awareness when rebooting from one OS into the other.If you want to start Linux while Windows is hibernated, which is a common use case, then

  • you must use a separate EFI System Partition (ESP) for Windows and Linux, and ensure that Windows does not mount the ESP used for Linux. As there can only be one ESP per drive, the ESP used for Linux must be located on a separate drive than the ESP used for Windows. In this case Windows and Linux can still be installed on the same drive in different partitions, if you place the ESP used by linux on another drive than the Linux root partition.
  • you can not read-write mount any filesystem in Linux, that is mounted by Windows while Windows is hibernated. You should be extremely careful about this, and also consider Automount behaviour.
  • If you shut down Windows fully, rather than hibernating, then you can read-write mount the filesystem.

Windows Clover Installer Download

Note: You can avoid this issue for a drive by mounting a drive as an external drive in Windows and ejecting the drive in Windows before hibernating.
Enable Fast Startup and enable hibernation

The same considerations apply as in case 'Disable Fast Startup and enable hibernation', but since Windows can not be shut down fully, only hibernated, you can never read-write mount any filesystem that was mounted by Windows while Windows is hibernated.

Note: Windows updates may re-enable Fast Startup, as reported in [4].

Windows filenames limitations

Windows is limited to filepaths being shorter than 260 characters.

Windows also puts certain characters off limits in filenames for reasons that run all the way back to DOS:

  • < (less than)
  • > (greater than)
  • : (colon)
  • ' (double quote)
  • / (forward slash)
  • (backslash)
  • | (vertical bar or pipe)
  • ? (question mark)
  • * (asterisk)

Clover Installer Windows 10

These are limitations of Windows and not NTFS: any other OS using the NTFS partition will be fine. Windows will fail to detect these files and running chkdsk will most likely cause them to be deleted. This can lead to potential





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