What is a .R03 File And How To Open It – RARLAB (Easy Guide)

Table of Contents

Introduction

Have you downloaded a file with .r03 extension, but you are not sure what it is? It is possible that you know what the file does, but you are unsure on how to open it. Don’t worry! This article explains everything about the .r03 file extension, how to open and work with it on various systems.

What is a .R03 file?

The .R03 file extension stands for WinRAR Split Archive Part 3. The developer of this file extension is RARLAB. The file is a compressed file.

What to know

There are currently 4 software that can open the .r03 file on 2 platforms.

How to open a .R03 file?

Below you can find an easy to understand, step-by-step guide to open the .R03 file on your operating system/device.

How to open a .R03 file on Windows (7, 8, 10)

We have written below an easy-to-understand guide on how to open the .r03 file on Windows in 4 easy steps.

1. In the first step you need to download the 7-Zip software. You will be using this software in order to open the file. The other software that you can use is RARLAB WinRAR, Corel WinZip and 7-Zip.

Step 2

Step 2: Locating your .R03 file

2. In the second step you need to locate the downloaded file. The file can be usually found in your /download/ folder if you don’t remember where you have downloaded it to.

Step 3

Step 3: Choose “Open with”

3. In the third step, after locating your file, right click on it and click “Open with”.

Step 4

Step 4: Choose the software and click ok

4. In the fourth step, after clicking “Open with”, you should see the 7-Zip software that you have downloaded. Choose your software and click on “OK”. Congratulations! You have opened your file on Windows.

How to open a .R03 file on Mac

The .r03 file can be opened in 4 steps on Mac.

1. In the first step you need to download the Incredible Bee Archiver software. This software will be used for opening the file.

Step 2

Step 2: Finding your .R03 file

2. In the second step you need to locate the downloaded file. The file can be usually found in your /download/ folder if you don’t remember where you have downloaded it to.

Step 3

Step 3: Clicking “Open with”

3. In the third step, after locating your file, right click on it and click “Open with”.

Step 4

Step 4: Choosing the software to open your file

4. In the fourth step, after clicking “Open with”, you should see the Incredible Bee Archiver software that you have downloaded. Choose your software and click on “OK”. That’s all, now you have opened your file on Mac.

Still cannot open the .R03 file?

If you cannot open the .R03 file, it is entirely possible that you are trying to open the wrong file. There are many similar file extensions that look like the .R03 file.r04 – RARLAB, .r1 – RARLAB, .r1m – RealNetworks, .r2 – RARLAB, .r21 – Eugene Roshal. You might be trying to open one of them. Please recheck the file extension again.

Conclusion

In this article you have learned how to open the .R03 file with the 7-Zip, RARLAB WinRAR, Corel WinZip programs on Windows and Incredible Bee Archiver program on Mac.