Re-installation of Windows operating system refers to the process of formatting the hard drive and installing a fresh copy of existing operating system to fix its errors. The procedure for reinstalling all the versions of Windows like Windows 98, Windows XP, Windows Vista and Windows 7 is almost similar. Here are the detailed steps to reinstall your Windows operating system. Insert the Windows XP, Vista or Windows 7 CD / DVD into the drive and restart your computer. It will automatically start booting and ask you to press any key, proceed with it, then it will display the "Welcome to setup" screen. Select the language and time format but in XP which you need to do later. Click "Install Now" button (in XP press "Enter") and accept the license agreement. After that it will ask you to select the type of installation, since we are doing re-installation to fix errors we need to clean the drive and install. So select "Custom (Advanced)", then you will get a list of partitions if you have multiple, else only one. Select the partition in which you want to install and click format in case of Windows 7 and Vista but in XP along with that you need to select the file system and press "F". Now the installation wizard formats the drive and installs a fresh copy of Windows operating system.
Reasons for re-installation of Windows OS:
At the time of re-installing Windows there are chances of losing data. This will happen if you forget to take a backup of files stored in the partition which you are going to format. While formatting the partition if you accidentally select a different partition which had some critical files, then all the files stored in it will get deleted.
In order to avoid loss of data during re-installation of Windows, it is advised to take a backup of all the important files, which will always keep the critical data safe. Even if you lose the files, you can restore them with the help of backup.
In worst case scenario if you end up with losing data without its backup, you still have an opportunity to get back all your deleted files. Using a good data recovery software you can recover the lost files from your hard drive before it is overwritten with new data. A good data recovery software will scan the hard drive and recover the deleted or lost files.
File Recovery Software is one such powerful file recovery software for Windows, using which you can recover the lost files from formatted hard drives even after re-installing Windows. This tool also helps you to perform file recovery after format, re-format, re-partition, etc. Using this utility you can recover files from hard drives which have bad sectors by creating disk image. This tool is capable of recovering the files from different types of hard drives including RAID0, RAID1 and RAID5 partitions which are formatted using FAT16, FAT32, NTFS, NTFS5, ExFAT file system. This is one of the best software to perform file recovery after system restore easily. The software is also efficient in performing file recovery from Transcend memory card and memory cards of other popular brands. Using this recovery tool you can also perform the following:
Note: For recovering files after reinstalling Mac OS X you can make use of a good file recovery software for Mac i.e., File Recovery Software.
Steps to use File Recovery Software:
Step 1: Download and install the demo version of File Recovery Software. Double click on the desktop shortcut or use the Start Menu to launch the software. The main window will appear as shown in Fig 1. Select the "Recover Partitions / Drives"
Fig 1 : Main Screen
Step 2: You will get two options. Since the drive is formatted select "Formatted / Reformatted Recovery", then it will display the list of logical drives. Select the drive from which you want to recover the files and click on "Next" as shown in Fig 2
Fig 2 : Logical Drive Selection
Step 3: Once the scanning process is completed, it will display the list of existing and deleted logical drives as shown in Fig 3. Select the drive from which you want recover the data and click "Next"
Fig 3 : Found Partitions Displayed
Step 4: Now it will scan the selected partition and displays the list of file types as shown in Fig 4. Select the file types which you want to recover and click "Next". It will display the "Data Type" and "File Type View" tab. Select the files you want to recover and click "Next"
Fig 4 : Recovered Data