They are provided free of charge on official websites with instructions for use.Īny of these programs is included in the set of software for CD or DVD, which allows you to boot from a CD, find and remove viruses on the HDD. For this, there are utilities of well-known antivirus companies, for example - Kaspersky Rescue Disk.
If you are sure that the cause is viruses, then clean the PC of them before repairing the MBR. Therefore, after restoring the HDD boot, check the computer with anti-virus programs. Viruses sometimes introduce their "order" in the MBR. Therefore, it is better to use built-in methods partition hard disk from Windows.
This happens because such software replaces the disk boot drivers with its own. Third party softwareĮrrors in the HDD boot sector can occur when using even popular programs for the hard drive partition. Therefore, old and new systems are usually not installed on the same PC. In Windows 7, Vista and subsequent versions of the OS, UEFI and EFI began to be used. Older systems prior to Windows XP used the NT Loader (NTLDR). Pay attention to the common causes of HDD boot sector failures.
How to recover the MBR is reported on this page. But when the word boot is mentioned, it is clear that there is a problem with the boot. The text information can be different depending on the classification of the error.
Other information about a malfunction of the HDD bootloader may also be displayed. When an error appears on the screen, doubts disappear. Now your USB drive is ready and you can boot your computer with it.If Windows does not load when you turn on your computer, the process freezes on a black screen, it may be damaged boot record hard disk(MBR). If you don't see the extention, check this article for help. You can double-check the file extention in Windows Explorer:
In Save as type select All files, otherwise the file might be saved as a. Save the file as menu.lst to the root directory of your flash drive.
Where is the name of the ISO file created in Acronis Disk Director and is the ISO file created with Acronis True Image.Ĥ. Now you should have 3 files on the drive:
In this example an 8GB flash drive is used.Ĥ. Select Disk, then click Refresh and select the drive you want to create a bootable media on: Windows 7 or later: Right-click grubinst_gui.exe and select Run as administrator:ģ. Windows XP: Double-click grubinst_gui.exe In Windows Explorer, open the installer's folder and select grubinst_gui.exe: This solution will not work on your machine.ĭownload grub4dos utility and grub installer to your computer and unpack them.Ĭurrently, the latest version of grub4dos is grub4dos-0.4.4.zip and the latest version of grub installer is. If your computer is using UEFI, you will see: Callback_BootEnvironmentDetect: Detected boot environment: UEFI. If your computer is using BIOS, you will see: Callback_BootEnvironmentDetect: Detected boot environment: BIOS. This solution will not work on your machine. If your computer is using UEFI, you will see BIOS Mode: UEFI. If your computer is using BIOS, you will see BIOS Mode: Legacy. In Windows 8/8.1/10: Start -> Search -> msinfo32.exe