Basically, Almost all Windows system administrators are well familiar with PowerShell utility. PowerShell developed by Microsoft is powerful work automation and configuration management utility. 

It was previously developed only for the Windows platform. However, it can now be easily installed in a Linux OS.

Here at LinuxAPT, as part of our Server Management Services, we regularly help our Customers to perform PowerShell related queries.

In this context, we shall look into different ways to install Microsoft PowerShell on Ubuntu.

How to install Microsoft PowerShell on Ubuntu 20.04 LTS ?

Microsoft PowerShell can be installed in Ubuntu via following three different methods:

a. Installation via Package Repository

b. Installation via .deb package

c. Installation via snap

a. How to Install Microsoft PowerShell via Package Repository ?

To begin with the installation process, ensure that you log into the server with a user with sudo privileges.

Then, follow the steps below to install PowerShell on your Ubuntu system.

1. Install prerequisites

Start by installing some prerequisites on your system. Execute the following command in Terminal to install the prerequisites:

$ sudo apt install apt-transport-https software-properties-common

Enter the password for sudo, after which the installation of prerequisites will be started. 

Once the prerequisites are installed, move on to the next step.

2. Download and install Microsoft Repository GPG Keys

Download the Microsoft Repository GPG Keys using the following command in Terminal:

$ wget https://packages.microsoft.com/config/ubuntu/20.04/packages-microsoft-prod.deb

Once downloaded, you will need to install this package. Run the below command in Terminal to install the package:

$ sudo dpkg -i packages-microsoft-prod.deb

3. Update repository index

Now update the repository index using the following command:

$ sudo apt update

4. Enable universe repository

Now you will need to enable the universe repository using the following command in Terminal:

$ sudo add-apt-repository universe

5. Install Microsoft PowerShell

Now we are ready to install Microsoft PowerShell on our system. Run the following command to do so:

$ sudo apt install powershell

Now you might be provided with the y/n choice to continue or terminate the installation procedure respectively. Hit y to continue the installation.

b. How to install Microsoft PowerShell via .deb package ?

Microsoft PowerShell can also be installed through the .deb package. 

i. You will first have to download the .deb package of Microsoft PowerShell through the following link.


ii. After clicking the above link, a window will appear asking you to either open or save the file. 

iii. Select the Save File option and after that click OK. Now the file will be downloaded and saved to the Downloads directory.

iv. Now in order to install Microsoft PowerShell, first move to the Downloads directory that contains the .deb package for the Microsoft PowerShell.

$ cd Downloads

v. Then install Microsoft PowerShell using the following command in Terminal:

$ sudo dpkg -i powershell_7.1.1-1.ubuntu.20.04_amd64.deb

c. How to Install Microsoft PowerShell via Snap ?

Microsoft PowerShell is also available as a snap package that is bundled with all the dependencies required for the installation of PowerShell.

To install any snap package on Ubuntu, you must have snapd available on your system. You can install snapd by running this command in Terminal:

$ sudo apt install snapd

Then in order to install PowerShell in your system, execute the below command in Terminal:

$ sudo snap install powershell --classic

Once installed, you will see the installation completed message.

How to Launch PowerShell on Ubuntu ?

Once the Microsoft PowerShell is installed, you can launch it right from the Terminal using the following command:

$ pwsh

After running the above command, PowerShell will be launched and you will see the prompt has changed to PS.

How to Uninstall PowerShell from Ubuntu System ?

In case you no longer need PowerShell, you can easily remove it from your system. Run the following command in Terminal to uninstall PowerShell:

$ sudo apt remove powershell

During the installation of PowerShell, some packages are automatically installed as dependencies. 

In order to remove those packages too, run the following command in Terminal:

$ sudo apt autoremove

To uninstall PowerShell that was installed via snap, run the following command in Terminal:

$ sudo snap remove powershell

[Need urgent assistance in fixing Powershell related errors on Ubuntu? We are available to help you. ]