Open R23 file

The most commonly used .r23 file type: Split Multi-volume RAR compressed file archive (part 25)

What is r23 file? Understanding and opening r23 files

r23 file icon Are you facing difficulties opening r23 files on your computer, or wondering exactly what r23 file is?
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.r23 file type #1: Split Multi-volume RAR compressed file archive (part 25)

An r23 file extension is traditionally used for older RAR split multi volume archives. A single archive split to many pieces so they could be more easily downloaded / transferred. In the days of floppy disks, this was a pretty common practice. An r23 represents the second part, the first having rar/exe file extension. In order to extract the content of this archive, you first need to put all pieces to single directory and extract the first archive.

Further details

The r23 file extension is associated with WinRAR. Its one part of a multi-volume compressed RAR archive.

The rar file extension is used for the native format of WinRAR archiver. Like other archives, rar files are data containers, they store one or several files in the compressed form. Compressed archives are common on internet, especially on sharing sites.

After you have downloaded rar file from Internet, you need to unpack its contents in order to use it. Comparing to ZIP file format, RAR provides a number of advanced features: more convenient multipart (multivolume) archives, tight compression including special solid, multimedia and text modes, strong AES-128 encryption, recovery records helping to repair an archive even in case of physical data damage, Unicode support to process non-English file names and a lot more.

Some *.rar files can be parts of a multi-volume sequences. In WinRAR you can split a huge archive to a few smaller files, which are called volumes.

Older versions of WinRAR used either:

  • .rar or exe (SFX) for first volume
  • .r01, r02, r03 .... etc. for any additional volumes


  • .rar or exe (SFX) for first volume
  • 001, 002, 003 .... etc. for any additional volumes

The newer versions of WinRAR are using:

  • .rar or exe (SFX) .... etc. for first volume
  • part1.rar, part2.rar, part3.rar for any additional volumes

In order to unpack the multi-volume RAR archive, you need to place ALL of the split parts in the same directory and start extraction of the first volume. The program will automatically use all of the parts to extract the content of the archive.

Open r23 file with:

WinRAR icon


One of the oldest and most popular shareware file archiver and data compression utility

.r23 file type #2: Norton Ghost rar archive

An r23 file extension is related to the Norton Ghost, a backup solution from Symantec. An r23 file contains RAR archive.

Further details

File extension is used by Norton Ghost. Backup file in RAR compression format. The r23 file extension is most often used by WinRAR for split archive file. This file format is described at this site.

Open r23 file with:

Norton Ghost icon

Norton Ghost

Older disk cloning and backup utility from Norton

What file extension actually is?

Simply put, file extensions are the characters after the dot in the computer file name, so for example document-name.pdf has file extension „pdf“. This helps Windows to identify which program should be used to open the file.

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