CPIO File Extension

What is CPIO file?

Full format name of files that use CPIO extension is Unix CPIO Archive. CPIO files are supported by software applications available for devices running Linux, Mac OS, Windows. CPIO file belongs to the Encoded Files category just like 236 other filename extensions listed in our database. The most popular program for handling CPIO files is PeaZip, but users can choose among 11 different programs that support this file format. PeaZip software was developed by Giorgio Tani, and on its official website you may find more information about CPIO files or the PeaZip software program.

Programs which support CPIO file extension

The following list contains programs grouped by 3 operating systems that support CPIO files. Files with CPIO extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

How to open file with CPIO extension?

There can be multiple causes why you have problems with opening CPIO files on given system. On the bright side, the most encountered issues pertaining to Unix CPIO Archive files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with CPIO files.

Step 1. Install PeaZip software

Problems with opening and working with CPIO files are most probably having to do with no proper software compatible with CPIO files being present on your machine. This one is an easy one. Select PeaZip or one of the recommended programs (for example, IZArc, 7-Zip, Apache Commons Compress) and download it from appropriate source and install on your system. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit PeaZip website and download the installer.

Step 2. Update PeaZip to the latest version

If the problems with opening CPIO files still occur even after installing PeaZip, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of PeaZip is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that PeaZip cannot handle files with CPIO may be that the software is outdated. The latest version of PeaZip should support all file formats that where compatible with older versions of the software.

Step 3. Associate Unix CPIO Archive files with PeaZip

If you have the latest version of PeaZip installed and the problem persists, select it as the default program to be used to manage CPIO on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

Selecting the first-choice application in Windows

• Clicking the CPIO with right mouse button will bring a menu from which you should select the Open with option
• Select Choose another app → More apps
• Finally select Look for another app on this PC, point to the folder where PeaZip is installed, check the Always use this app to open CPIO files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• From the drop-down menu, accessed by clicking the file with CPIO extension, select Information
• Find the Open with option – click the title if its hidden
• Select PeaZip and click Change for all...
• If you followed the previous steps a message should appear: This change will be applied to all files with CPIO extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the CPIO file is complete and free of errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the CPIO file in question. Problems with opening the file may arise due to various reasons.

1. Check the CPIO file for viruses or malware

Should it happed that the CPIO is infected with a virus, this may be that cause that prevents you from accessing it. Scan the CPIO file as well as your computer for malware or viruses. CPIO file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

If you obtained the problematic CPIO file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the CPIO file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Unix CPIO Archive file.

4. Check whether your system can handle PeaZip

If the systems has insufficient resources to open CPIO files, try closing all currently running applications and try again.

5. Check if you have the latest updates to the operating system and drivers

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Unix CPIO Archive files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle CPIO files.

Do you want to help?

If you have additional information about the CPIO file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on CPIO file.