How to mount an ISO Image File on Linux

International Organization for Standardization (ISO) files or images are useful for a many things, commonly find them as software installation, making backups and storing data. Linux also has great ways to manage ISO files or images from Graphical Interface and Command Line Interface (CLI). ISO images files have a file extension of .ISO. The name ISO derived from ISO 9660 file system used with CD-ROM or DVD media. We can mount ISO file or image using loop device on Linux. This guide explains to Mount & Unmount ISO files on Linux using CLI and GUI mode.
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Mount using Command Line Interface (CLI)

To mount an ISO image in Linux, you must be a root or sudo privileges access.
Open CLI Terminal Using “ALT+CTRL+T”
$ su –
OR Can use sudo command
$ sudo -i
Create a mount point (/mnt/iso) to access an ISO image (Click on picture below to enlarge it).
# mkdir /mnt/iso
or
# sudo mkdir /mnt/iso

Now, use mount command to mount ISO file called “ubuntu-20.04-live-server-amd64.iso” as shown below:
$ sudo mount -t iso9660 -o loop /home/teclues/Downloads/ubuntu-20.04-live-server-amd64.iso /mnt/iso
Note: You may received the warning message “device write-protected, mounted read-only” after ISO image is mounted. You can safely ignore it, ISO images are always mounted in read-only mode (Click on picture below to enlarge it).

Verify that ISO File is Mounted. Use following command to verify it (Click on picture below to enlarge it).
$ sudo df -H
$ sudo mount
$ ls -l /mnt/iso

Unmount an ISO image on Linux
Follow below steps to Unmount ISO image (Click on picture below to enlarge it).
$ sudo umount /mnt/iso

Verify that ISO File is Unmounted using the following command:
$ sudo df -H
$ ls -l /mnt/iso

Mount ISO image using GNOME or KDE Graphical User Interface (GUI) in Ubuntu or Linux Mint.

Most File Manager in Linux comes with native ISO support. Use the file manager to browse files on your system. Locate .iso file is stored on the system. Select .iso image >> right click on .iso file >> and choose >> “Open With Disk Image Mounter” (Click on picture below to enlarge it).
Below screen shows the mounted .ISO image (Click on picture below to enlarge it).

Unmounting .ISO image (Click on picture below to enlarge it).

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In this guide, we have seen how to mount and unmount ISO Image on Linux using CLI and GUI. Please share it with others and use comment box below to raise a query if any. Also follow us on tecluesdotcom Facebook Official Page.

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