If you have boot issues which are caused by accidentally deleting a partition table, you can use TestDisk, which is a data recovery software that allows to find lost partitions and repair MBR or damaged partition table.

Here are some features of TestDisk:


  •    Repair partition table
  •    Recover deleted partition
  •    Recover FAT32/NTFS boot sector from its backup
  •    Rebuild FAT12/FAT16/FAT32/NTFS boot sector
  •    Repair FAT tables
  •    Fix MFT using MFT mirror
  •    Locate ext2/ext3/ext4 Backup SuperBlock
  •    Undelete files from FAT, exFAT, NTFS and ext2 filesystem
  •    Copy files from deleted FAT, exFAT, NTFS and ext2/ext3/ext4 partitions


In this tutorial, we will show you how to install and run TestDisk under Ubuntu/Linux Mint to repair your partition table or MBR.

Warning: Use TestDisk at your own risk! We are not liable for any misuse of this tool.

TestDisk Installation

Open the terminal and install TestDisk with this command under Ubuntu 12.10/12.04/Linux Mint 13 or older:

sudo apt-get install testdisk -y

TestDisk Uses

Via the terminal, you can start TestDisk with this command (root privileges required):

sudo testdisk

In the first screen, you will be asked to select whether you want to create a log or not. It is optional, so you can select any option from the list using the arrow keys, then hit Enter:


Select now the media you want to access (hard disk partition) and press Enter:


Select now the partition table type and press Enter:


Highlight now the "Analyze" option and press Enter to search for lost partitions:


At the bottom of the window, leave the "Quick Search" option highlighted and press Enter:


In the newt screen, you will get the structure condition of your disk:


Press Enter to continue, then highlight the "Write" option and press Enter to fix the partition table:


Quit now TestDisk and reboot your system:

sudo reboot

You should now re-gain access to your partition files.
 
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