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The Data Scientist

Corrupted Windows

A Step-by-Step Guide to Fixing Corrupted Windows Files Without Losing Data

When your computer starts acting up, and you discover that Windows files are corrupted, it can feel like your digital world is falling apart. But don’t panic—there are straightforward methods to restore your system without losing precious data. Whether you’ve encountered a slow system, strange error messages, or crashes, this guide walks you through the process of repairing Windows files with minimal risk to your files.

1. Start with the Built-in Windows Tools

The first thing to do if your Windows files are corrupted is to use the built-in tools that Windows provides. These tools are specifically designed to handle most issues without requiring advanced technical knowledge.

Use System File Checker (SFC)

The System File Checker (SFC) is a powerful utility that scans and repairs corrupted or missing system files.start by:

  1. Open the Command Prompt by typing “cmd” in the Windows search bar, right-clicking on it, and selecting Run as administrator.
  2. Type sfc /scannow and hit Enter.
  3. Wait for the process to finish. The tool will automatically fix any issues it detects, and you’ll receive a message with the results.

SFC is usually effective for minor corruption, and it’s a great first step to take if your Windows files are corrupted.

Run the DISM Tool

If SFC doesn’t solve the problem, try the Deployment Imaging Service and Management Tool (DISM). This tool goes deeper into repairing system files and Windows images.

  1. Open the Command Prompt as an administrator.
  2. Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
  3. Wait for the process to complete. It can take a bit longer than SFC, but it will provide a more thorough fix for corrupted files.

DISM is especially useful if SFC reports that it’s unable to fix certain files.

2. Perform a System Restore

If the corruption is more severe or the tools above don’t help, a System Restore could be the solution. This will revert your computer to an earlier state before the corruption occurred, ensuring that your system runs smoothly again.

  1. Type “System Restore” in the search bar and select Create a restore point.
  2. In the System Properties window, click on System Restore.
  3. Choose a restore point from when your system was working fine, and follow the prompts to restore your system.

This method ensures you don’t lose personal files, though any programs installed after the chosen restore point will need to be reinstalled.

3. Check the Hard Drive for Errors

Corrupted files may stem from hard drive issues. To check for physical problems, use the Check Disk tool. Open the Command Prompt as an administrator, then type chkdsk C: /f /r and press Enter. 

When prompted, type Y to schedule the check for the next restart. After restarting, Windows will scan and fix any errors. This process can take time, depending on your drive size, but it’s crucial for fixing corruption caused by bad sectors or physical damage to the hard drive.

4. Use Data Recovery Software

If other methods fail, data recovery software like Recuva or EaseUS Data Recovery Wizard can help recover files from a corrupted system or damaged drive. Recuva is free and effective for basic recovery, while EaseUS offers more advanced options for severe corruption, allowing file recovery before a reset.

Wrapping It Up

Dealing with corrupted Windows files can be frustrating, but following these steps helps resolve the issue without risking data loss. Use built-in tools like SFC and DISM, or restore your system if needed. Protect your files and get your PC running smoothly again—no more hassle from system errors..