How to fix grub rescue error with Fixmbr Command

In this article you will find out the simplest way to how to fix grub rescue error with the help of single command.All you need is windows installation or recovery disk. If you haven’t made it you can use Hiren’s boot CD.

To Temporary Access Your Computer You can use Linux Pen Drive to boot into System How to Install Linux from Usb Flash Drive

Error Shown

Unknown File systemGrub Rescue








Unknown File system

Grub Rescue

How It May Happen

If You Have Install Ubuntu Along With Windows. And You Mess Up With The Partition Or The Uninstall Ubuntu. Then Grub Will Also Uninstall And Windows Will Not Able To Boot Due To Damage Mbr

For Any system to boot into main memory , It require mbr (master boot record). When mbr is damage the system is damage the system is no longer able to load in operating system .And error of grub rescue is shown

Follow the steps on How to fix grub rescue error

Insert Windows 7 Installation or DVD win recovery disk, if you don’t have them you can use

Hiren’s boot cd download 592.5 mb from

Boot in cd/dvd drive

How to Solve Grub Rescue Error with Fixmbr Command

In hiren boot menu select boot from hard drive windows 7

how to fix grub rescue error

Hiren’s boot menu

Press F8 immediately then

Select Click Repair your compute.

repair your computer from hiren boot

Select a language click next

Click the Command Prompt and enter the command bootrec /fixmbr


Reboot computer

Watch this video on how to fix grub rescue erroe


If you face any problem let me know through the comments below.

If you are afraid to create another partition for installation ,well there is a solution for this. With wubi installer you can install Linux in the same drive where you have install your windows.And you can select the OS during the start-up process.

Read More here.


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