What Is a CAB File?

How to open, edit, and convert CAB files

A record with the .CAB file extension is a Windows Cabinet report (they used to be called Diamond files). They’re compressed files that save facts associated with various Windows installations that could contain device drivers or system documents.

The Microsoft Publisher program’s Pack and Go function can make CAB documents that quit with the PUZ report extension. Within it’s miles the entirety protected with the record, inside the same archive format as CAB, so that they may be handled just like CAB files.

The InstallShield installer application makes files with the CAB extension, too, but they are unrelated to the Windows Cabinet record format.

Some devices would possibly use the CAB report extension to shop firmware files.

How to Open CAB Files

Opening a Windows Cabinet report in Windows will automatically release the file as an archive so that you can see what’s interior. Windows essentially treats it as a folder, and does so robotically; you do not need to download a CAB opener for Windows.

However, you could additionally open or extract CAB files with a file decompression tool. Going this direction lets you open CAB documents on different working systems like macOS or Linux. A few free document extractors that work with CAB files consist of 7-Zip, PeaZip, WinZip, IZArc, The Unarchiver, and cabextract.

If you have a PUZ record that came from Microsoft Publisher, you could open it with any of the report extractors just referred to. If the ones programs aren’t spotting the PUZ record extension, either open the record unzip software first after which browse for the PUZ report or alternate the .PUZ file extension to .CAB and try again.

InstallShield CAB files aren’t similar to Windows Cabinet files however they may be extracted with unshield.

Installing CAB Files in Windows

If you have an offline, downloaded Windows update report within the CAB format, some other way you can set up it is through an extended Command Prompt. Type this command, changing the direction to the CAB record with the route to the one you’re the use of:


dism /online /add-package /packagepath:"C:\files\cabname.cab"

Note:
Don’t press Enter till you have written the complete command. Regardless of any breaks inside the command which you see above, most effective consist of spaces till you reach the very quit.

You shouldn’t use the DISM command to install language packs, but as a substitute the lpksetup.Exe tool, like this:

  1. Open the Run conversation field with the Win+R keyboard shortcut.
  2. Enter lpksetup (the first letter is a lowercase L).
lpksetup Run command in Windows 10

03. Select Install display languages.
04. Choose Browse to find and choose the CAB file.

Install or uninstall display languages window in Windows 10

05. Select Next.
06. Wait for the complete procedure to finish. It would possibly take some time.
07. You can near out of the Installing show languages display screen whilst the Progress says “Completed.”

Tip:
To transfer to the brand new language in Windows 10, open Settings after which navigate to Time & language, then select the Region and language tab on the left. In older versions of Windows, it is Control Panel > Clock, Language, and Region > Language. Finally, select the language you want to use and follow the instructions proven, if any.

How to Convert a CAB File

There aren’t any file converter programs we are aware of that may do a smooth CAB to MSI conversion. However, you may discover help from different InstallShield customers within the Flexera Community.

WSP files are SharePoint Solution Package documents used by Microsoft SharePoint and compressed in the CAB layout. You can rename the WSP record to CAB and open it like you’d a Windows Cabinet file.

You can convert CAB to EXE with IExpress Wizard, a device covered in Windows. Open the Run conversation container with the Win+R keyboard shortcut after which type iexpress.

If you need to transform CAB to KDZ to get an Android firmware report in the right layout, follow the instructions at BOYCRACKED.

More Information on the CAB Format

Windows may compress a CAB document with DEFLATE (like most ZIP files), Quantum, or LZX since the format helps all 3 compression algorithms.

Every CAB archive is compressed as an entire as a substitute of each document individually. A CAB archive can keep as much as 65,535 CAB-folders, and people folders can include an identical number of files.

When a CAB report is genuinely used by an installer, the documents contained within it are extracted on an as-needed foundation and in the order that they may be saved inside the CAB document.

A huge record may be made into more than one CAB documents so long as no greater than 15 files span to the next CAB record. This manner that you can have up to 15 files in a single CAB document that span to the next CAB report inside the collection, and that one ought to actually have up to fifteen.

CAB documents are identified by means of the primary 4 bytes. If you open a CAB report as a text report with a textual content editor, you’ll see “MSCF” because the first actual 4 letters.

You could make a CAB document with makecab.Exe, which is protected in Windows. Running a command like this in Command Prompt would compress the file right into a CAB archive:


makecab.exe C:\files\program.jpg C:\files\program.cab

You can read extra on the Windows Cabinet record layout from Microsoft’s Windows Dev Center and Microsoft Cabinet Format pages.

Can You Delete CAB Files?

It is probably tempting to delete CAB documents from your pc whilst you see dozens or even masses of them in one folder. What’s extraordinarily crucial before finding out this is to apprehend wherein the CAB files are and whether or now not they are essential.

For example, CAB documents within the system32 folder ought to be stored irrespective of what. Trying to decipher what is crucial in right here can be truely puzzling, and creating a wrong decision should cause issues later on because Windows might want the CAB report you deleted to restore a corrupted record.

However, CAB documents which are associated with iTunes, DirectX, or some different 1/3-celebration software can probably be effectively deleted without causing device harm, but they could make this system prevent operating or save you certain responsibilities from jogging. If the program stops operating after deleting the CAB documents, simply restore it or reinstall it, however possibilities are that those sorts of CAB files are best brief.

Due to the nature of what CAB files are, it is not unusual to peer them within the setup files of a program. For instance, the Microsoft Office installer includes several CAB documents, a number of them quite large. If these are eliminated, it might corrupt the installer and you would not be able to use those setup documents to install MS Office.

Some software will sell off cab_xxxx documents into the C:WindowsTemp folder while installing updates or doing a little different machine associated task. It’s completely secure to eliminate CAB files on this area until your pc is actively updating or installing software (since they might be getting used at that time).

If you can not delete CAB files due to the fact they keeping regenerating (e.G., the C:WindowsLogsCBS folder keeps making LOG and CAB documents), try deleting the oldest LOG record there (or they all) and then put off each CAB document from C:WindowsTemp.