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Ubuntu usb for mac install#
Ubuntu usb for mac upgrade#
Ubuntu usb for mac portable#

select root partition and mount as “/”.

select the ESP partition on the target USB drive as the “ESP” partition.

select “something else” in partition page.

click “install ubuntu” icon on the desk to to start installation.

Ubuntu usb for mac install#

Once we finish the above step, quit gparted and we are ready to install Ubuntu into the target USB drive. Pic #5 – after create ESP and root partitions Step 3 – Install Ubuntu

Pic #5 shows the partition table at this step.

(optional) if you like to have encrypted home partition, create an ext4 root partition with size of 10GB or more, and leave the rest free space open for encrypted home petition later.

create an ext4 partition that takes the rest of space for root partition.

In the pop-up window, select “esp” and “boot” flag.

Select the ESP partition and then select “Partition”/”Manage Flags”.Apply changes to actually crate the partition.set “esp”, “boot” attributes to the new ESP partition.Enter “100MB” as size and select “FAT32” as file type.create 100MB fat32 partition as ESP partition.click “Device”/”Create Partition Table …”.Once Ubuntu is up and running, start a terminal and type “sudo gparted /dev/sdb” (replace “/dev/sdb” with the right usb device you have for the target USB drive).In most case if you follow the instructions exactly, it would be “/dev/sdb”.Identify which drive is target USB drive by examining the output “lsblk”.Select “Try Ubuntu” when presented the option.On Lenovo PC, one has to press ENTER on bootup, and then press F12 to select boot device Different PC have different process to do this.Interrupt normal booting sequence and choose the media USB drive as the boot device.Insert installation media drive into PC.Step 2 – Prepare the partition table on the target drive

Step 1 – flash Ubuntu ISO image to the installation media drive

A second USB drive or disk that will hold installed Ubuntu OS, a.k.a.

A USB drive that holds Ubuntu ISO image for installation, a.k.a.

We assume it support UEFI and GPT partitions which are standards for all recent ones.

In the following steps, I will also show an optional feature which creates an encrypted home directory.

Ubuntu usb for mac upgrade#

I suppose this setup gives longer life span of the installation, which potentially allows you to even upgrade your OS later.

Ubuntu usb for mac portable#

My goal is to install a standard Ubuntu OS on a USB disk, which can be updated and upgraded just like normal PC case, except that a) it is on a portable USB drive or disk and b) it is portable across different PC’s. Note that the objective is different from so-called LiveUSB ubuntu with persistency, where Ubuntu OS itself will remain as a static ISO image and updates are added on-top in a separate persistent partition. So I wrote down this blog in the hope it might help others, as well as my future self, in the similar shoes. However, due to what I considered a bug in Ubuntu, this is actually harder than it should be. My goal is to install fully updateable Ubuntu 20.04 onto a USB stick, so that I can boot it up with any Intel-based PC’s or laptops.