How to Repair Corrupted AutoCAD. DWG Files Online Free?- A Full Guide

Part 1: Overview of AutoCAD File Repair

Before we dive into the multiple ways in which you can repair a corrupted DWG file online, you need to have a brief understanding about AutoCAD file repair.

1. What Is AutoCAD File?

AutoCAD is one of the most preferred tools among architects, engineers, and several other professionals all over the world. The advanced functionality of AutoCAD helps users in creating detailed and precise technical drawings or designs. However, just like any other digital tool, AutoCAD designs also face their fair share of corruption, damage, and other problems. In such cases, it becomes important to recover the AutoCAD file.

2. The Possible Causes of Corruption and Lost

There can be many reasons why the AutoCAD DWG file gets corrupted. A few common reasons are listed below.

• File compatibility issues or even software bugs can be the culprit behind AutoCAD DWG file loss.
• When there is a sudden power cut, you may unsave the AutoCAD DWG file which can lead to file loss.
• When the user fails to shutdown the computer properly or if there are any hardware failures, such problems can arise.
• Malicious software in the form of viruses can corrupt and even delete some of your important DWG files.

People Also Read:

☞ 5 Ways to Convert DWG to PDF

Part 2: How to Repair Corrupted AutoCAD. DWG Files Online Free?

Now that you have a clue about what AutoCAD file recovery is and what are the instances that may lead to DWG corruption, we can move on to know how we can tackle such a problem with ease.

Method 1. Recover Corrupted AutoCAD. DWG Files from AutoSave

AutoCAD has a special feature which automatically saves the file every 10 minutes. This has a great role to play when it comes to minimizing data loss. These files are automatically saved in a temp folder on your computer. Here are the steps using which you can locate these files and recover them.

• Launch AutoCAD and click on ‘A’ at the top left corner.

• From ‘Options’, select ‘Files’, and click on ‘Automatic Save File Location’.

• Go to the location specified here, and look for files with ‘.sv$’ extension.

• Change this extension from ‘.svg$’ to ‘.dwg’.

  

You can then click on this file to recover it.

Method 2. Retrieve from Backup of CAD Folder

Every time you save your drawing on AutoCAD, a backup gets created automatically with the .bak extension. These backups get stored in a folder named ‘PROGRAM’. You can use the steps given below to find these files and recover them.

• Go to the location where you have saved the original DWG file.

• You will find a ‘.bak’ file, which you can rename with ‘dwg’ extension.

  

You can access the file backup easily after this.

Method 3. Use Online Repair Tool to Repair

You can even use a repair software to repair any corrupted DWG files with ease. One tool which is highly recommended in such a scenario is Tenorshare 4DDiG Online Document Repair tool. It can not only be used to repair corrupt DWG files but it can also be used to repair other file formats like DOC, DOCX, XLS, XLSX , and so many others.

Key Features

• Effortless file repair.
• Quick and easy.
• Fix file not opening issues.
• Handle inaccessible files.
• Supports multiple file formats.

Steps to repair corrupt DWG files using Tenorshare 4DDiG Online Document Repair tool

Here are the easy steps using which you can repair corrupt AutoCAD DWG files using the online repair tool by Tenorshare.

• Navigate to 4DDiG Online Document Repair , click on ‘Upload File’ and upload the corrupted DWG file.

• Let the online repair tool scan your corrupt file and repair it.

• Preview the repaired file and save it to the location you want.

  

It is that simple to use Tenorshare’s online File repair tool and the best part about it is that it is free of cost. For the advanced repair, you can try 4DDiG File Repair for Desktop.

Read Also

Proven Ways for Recovering AutoCAD Files

Method 4. Recover via Drawing Utilities

When you want to repair a corrupt AutoCAD DWG file, you can use Drawing Utilities in the following way.

• Open the corrupt fileClick on ‘A’ at the top, go to ‘Drawing Utilities’, and select ‘Recover’.

  

• Once the corrupt file is recovered, you can save it to the location you want.

• If the ‘Recover’ does not work, from ‘Drawing Utilities’, select ‘Audit’.

• Click on ‘Yes’ when prompted.

  

The auditing process will repair the corrupt file.

Part 3: How to Avoid AutoCAD Files Corrupted/Lost?

Having a corrupt AutoCAD DWG file can be pretty annoying. However, there are a few ways in which you can avoid such a situation altogether.

Method 1. Activate the AutoSave Function In AutoCAD

You need to ensure that the AutoSave function in AutoCAD is enabled in the following way.

• Right click on the drawing area in AutoCAD and click on ‘Options’.

• Go to the ‘Open and Save’ tab, navigate to the ‘File Safety Precautions’ section, and select the check box in front of ‘Automatic Save’.

• You can specify the time in between saves here.

  

This will ensure that your file keeps getting automatically saved while you are working on AutoCAD.

Method 2. Scan for Malware Regularly

Malware can easily corrupt and hijack your AutoCAD DWG files. To avoid this, you need to invest in reliable anti-virus software that scans your computer for malware regularly and keeps your files safe. You need to make sure that this software remains updated to the latest version.

FAQs about How to Repair Corrupted AutoCAD. DWG Files Online Free

A. There are several online tools available for free like Tenorshare File Repair, that can be used to repair an AutoCAD file online for no cost.

A. You can fix a DWG file that is not valid in several ways including deleting the DWG file, repairing the file using the ‘RECOVER’ command, and by using DRAWINGRECOVERY command to recover the file, among several other ways.

A. You can fix a non autodesk DWG file by using the DRAWINGRECOVERY command.

Final Words

When your AutoCAD DWG files get corrupt, you may find yourself wondering if you can fix it for free. Well, this article helps you with exactly that! Although all the methods described above are 100% workable, the most recommended way to repair corrupted DWG file online free is by using Tenorshare 4DDiG Online Document Repair.