Live USBs can be used in embedded systems for system administration, data recovery, or test driving, and can persistently save settings and install software packages on the USB device. They are the evolutionary next step after live CDs, but with the added benefit of writable storage, allowing customizations to the booted operating system. The term is reminiscent of USB flash drives but may encompass an external hard disk drive or solid-state drive, though they may be referred to as "live HDD" and "live SSD" respectively. Remember that a full install to the USB drive is also an option, but it may restrict the drive from working on different computers unless proprietary drivers are installed.USB drive with a full bootable operating system Puppy Linux, an example of an operating system for live USBs Ubuntu 8.04 running Firefox, and NautilusĪ live USB is a portable USB-attached external data storage device containing a full operating system that can be booted from. You can use it to test Ubuntu, troubleshoot issues, or as a portable operating system. ConclusionĬreating a persistent live Ubuntu USB with more than 4GB of storage allows you to carry a fully-functional Ubuntu system in your pocket. Step 4: Create the USB DriveĬlick on the “START” button to create the USB drive. Under the “Persistence” section, adjust the size of the persistent partition to your preference. Step 3: Adjust the Persistent Partition Size In Rufus, click on the “Select” button and choose the Ubuntu ISO. Step 1: Download and Run Rufusĭownload Rufus from the official website and run it. Rufus supports persistence and does not have the 4GB limitation. If you are using a Windows system, you can use Rufus 3.8 or later to create a live/persistent Ubuntu USB drive. Choose the “Persistent live” option and adjust the persistent partition size to your preference. Sudo apt-get install mkusb Step 2: Run mkusbĪfter installing mkusb, run it and select the Ubuntu ISO. To install mkusb, open a terminal and type: This tool does not have the 4GB limitation and allows you to create a larger persistent partition. It provides an easy-to-use GUI interface where you can select the ISO image, choose the persistence option, and allocate the desired amount of space for persistence. Mkusb is a tool that allows you to create a live/persistent USB drive for Linux. At the next boot, the Ubuntu system will automatically use the bigger persistent partition. Open the FAT32 partition and locate the “casper-rw” file. This will be your new persistent partition. Choose “ext4” as the file system and label it as “casper-rw”. Right-click on the unallocated space and select “New”. Next, use the unallocated space to create a new EXT4 partition. Shrink the partition to create unallocated space. Right-click on the FAT32 partition and select “Resize/Move”. To install GParted, open a terminal and type:Īfter installing GParted, run it and select the USB drive. You can use GParted partition manager for this task. Step 1: Resize the FAT32 Partitionįirstly, you need to resize the FAT32 partition. To have more storage, you can replace the persistent file with a partition. However, this file is limited to 4GB due to FAT32 limitations. Unix USB Installers, such as Universal USB Installer from, create a persistent file on the boot partition. Step 3: Adjust the Persistent Partition Size.
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