How to Repair Windows 7 [Without Losing Data]

Hello, We have discovered that a lot of users are facing faulty or corrupt windows 7 installation. When it comes to repairing a corrupt windows 7, the chances of losing data during the repair of windows 7 might occur. Repairing a windows 7 without losing data would be the main concern of every user who is facing the faulty or corrupt windows 7.

If you want to repair Windows 7 you may have to wipe your hard drive and perform a fresh installation and it can be a huge headache but don’t worry. This article will guide you to Repair a Corrupt Windows 7 while keeping your data safe. Here in this article, we have prepared the list of causes for giving you a better understanding of what causes corrupt windows 7 and easy methods to help you Repair a Corrupt Windows 7.

Why does Windows 7 gets corrupted?

Well if your Windows 7 is corrupted, it might not be easy to find out the problem instantly or quickly. There is a lot of things which causes corrupt windows 7. Malware or a virus could be the cause,  or it could be that some of your systems files are corrupted and some are unable to perform as they should.

Following are the usual causes:

  • Unexpected shutdown (often when combined with a Windows Update)
  • Problems during a Windows Update
  • Failing hardware
  • Virus and malware
  • When you blindly follow instructions from the internet that tell you to ‘download DLL  and overwrite your one in system32’
  • Trying to uninstall programs manually and messing something up
  • Installing somewhat dubious software packages (Registry Cleaners and the like)

It’s hard to say for certain and no doubt there are other causes, after all, it’s unexpected behavior, so it’s usually caused by something unexpected.

 How to Repair Windows 7?

Well after knowing the cause its time to repair your corrupt windows 7. You can repair it on your own by just following the methods given below:

1. Repair Windows 7 Even if your System is Unable to Boot

This method will allow you to repair corrupt system files or windows files, even if the problem is so severe that you can’t boot to your desktop. For this method, you’ll need a Windows installation DVD, so track down yours or borrow one from a friend—it doesn’t matter if the DVD’s version matches your license.

Step 1: Insert the Installation Disk and Reboot

If your framework won’t boot into Windows. Then you have to boot it from somewhere else, So now in this situation, the installation disk will help you out. Your PC ought to be set up to boot from your optical drive before your hard drive. If it’s not, Don’t worry you can easily change the boot priority in the BIOS. At the point when the framework starts up, ensure you press a key when provoked to boot from the Windows installation disk. After that, you’ll see the Windows installation screen which says to select language.

Step 2: Get to the Command Prompt

The recovery tool we are going to use now is accessible from the command prompt. So for using that tool, we have to open command prompt which can be accessed through windows installation disk. For opening the command prompt, don’t click Install Now in the middle of the screen, but instead, click Repair Your Computer in the lower left. Then Click Next on the first menu that pops up.

Now the next menu will have two Radio Buttons. Ensure that the first one is selected and note that in the text box. In case if your System drive doesn’t have the drive letter C. Just, make a note of the drive letter used. Click Next, and on the following screen (image above), select the bottom option, marked Command Prompt.

Step 3: Scan your Pc

Now, you’re ready to scan your system files for errors. To start scanning your files, just run the following command:

SFC /scannow /offbootdir=[DRIVELETTER]:\ /offwindir=[DRIVELETTER]:\windows

Substitute the drive letter you noted earlier for [DRIVELETTER]. Square brackets are not needed in the command (image below).

Now windows will attempt to find and repair any errors in your system files. If the scan finds errors, you might need to repeat this process again and again until it finds no more errors. To restart your Pc, just enter the exit command, then click the Restart button. Whenever you’re ready to try booting into Windows again, Then remove the install disc and restart your computer one last time.

Method 2: Reinstall Your Windows 7 Without Losing Any Data

If your windows 7 is still not repaired, then don’t worry this method will surely help you out. As we said in the beginning when it comes to repairing windows the chances of losing data is the main concern of every user. So here in this method, we will guide you to perform a reinstallation of your Windows 7 without losing your data. When the reinstallation gets done your windows 7 will not be corrupted anymore and your data will be the same as before.

It will restore all your system files to its natural condition without damaging any of your data or installed programs. All you’ll need is a Windows installation disk and your Windows CD key. Hopefully, you still have your key written down somewhere, In case if don’t, you’re not out of luck. You can use third-party software like ProduKey, available for free, to quickly recover your Windows product key from the registry.

Warning: Before following this steps, Remember that it can cause problems with your installed programs, so don’t do it just for fun, and make sure to back up all your data and create a restore point before continuing.

Step 1: Prepare Your PC Before Installation

So before coming to the installation of windows, there is one consideration, you can’t perform the repair of windows 7 SP1 with the pre- SP1 install disk. The right solution is to borrow a newer install disc with SP1 included (or download it, if you have access to a TechNet account), but it’s also possible to uninstall SP1. To do this, open the Control Panel, then choose ‘Uninstall a Program’, and then select the option to view updates (image below). You can do right click on updates to uninstall.

Step 2: Insert the Disk

So now once again we are using windows installation disk, but this time we are going to use it for the installation of the windows 7.

For doing it go through the guide given below:

1 -: Firstly insert the disc, and when the autorun menu pops up, Select to run setup.exe.

2 -:  Now you’ll find yourself staring at the Windows 7 install screen.  Click the Install Now button. (image below)

3 -: After the installer gets past the Copying of Temporary Files… screen, you’ll be asked about getting updates for installation files. Feel free to do this, as long as your PC’s network connection is working.

4 -: At the point when the installer asks what sort of installation you’d like to perform (image below), Just click on upgrade.

5 -: When the installation process gets completed, you’ll have to reactivate windows by entering its product key.

6 -: Now at the end all that’s left to do is to let Windows install any security updates or service packs that it’s missing, and reboot.

Final Words

I hope it was informative enough to help out.  So I assume your Windows 7 is not corrupted anymore.

Now make sure to note all the causes for corrupt windows 7 given in above heading and try to prevent yourself from it otherwise you might need to visit us again. In case your windows 7 still not fixed, that means you didn’t read this article carefully or maybe you didn’t perform it in the right way, so do it again.

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