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How to Reinstall Elixir Properly？

4 minutes read

To properly reinstall Elixir, you should start by uninstalling the current version of Elixir that is installed on your system. This can be done by running the following command in your terminal:

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$ brew uninstall elixir


Once you have successfully uninstalled Elixir, you can then proceed to reinstall Elixir by running the following command in your terminal:

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$ brew install elixir


This will download and install the latest version of Elixir on your system. After the installation is complete, you can verify that Elixir has been installed correctly by running the following command in your terminal:

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$ elixir --version


This should display the version of Elixir that is currently installed on your system. If you see the version number displayed, then you have successfully reinstalled Elixir on your system.


How to reinstall Elixir without internet connection?

To reinstall Elixir without an internet connection, you can follow these steps:

  1. Download the Elixir installation package on a computer with internet connection. You can download the package from the official Elixir website or any other trusted source.
  2. Transfer the downloaded installation package to the computer where you want to reinstall Elixir. You can transfer the file using a USB drive, external hard drive, or any other form of removable storage.
  3. Once the installation package is on the computer, double click on the package to start the installation process. Follow the on-screen instructions to reinstall Elixir on your computer.
  4. After the installation is complete, you may need to set up environmental variables and paths to ensure that Elixir is properly configured on your system. This step may vary depending on your operating system.
  5. Once the setup is complete, you should be able to use Elixir without an internet connection.


It's important to note that some dependencies or updates may require an internet connection, so it's recommended to connect to the internet periodically to ensure that your Elixir installation is up to date.


How to reinstall Elixir with specific compiler options?

To reinstall Elixir with specific compiler options, you can follow these steps:

  1. Uninstall your current Elixir installation by running the following command in your terminal:
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mix local.rebar --force


  1. Install Elixir with the specific compiler options by following the steps provided in the Elixir documentation or using a package manager like Homebrew (for macOS), Chocolatey (for Windows), or a Linux package manager like apt or yum.
  2. If you are using a package manager, you can specify the compiler options during the installation process. For example, with Homebrew, you can run the following command to install Elixir with specific compiler options: 
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brew install elixir --with-ssl


  1. Once you have installed Elixir with the specific compiler options, you can verify the installation by running the following command in your terminal:
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elixir --version


This will display the version of Elixir along with any compiler options that were specified during the installation process.


How to uninstall Elixir before reinstalling it?

To uninstall Elixir before reinstalling it, you can follow these steps:

  1. Open a terminal window on your computer.
  2. Run the command mix archive.uninstall to uninstall the Elixir archive.
  3. Run the command mix deps.clean --all to remove all dependencies associated with Elixir.
  4. Delete the Elixir installation directory. This is typically located in the /usr/local/lib/ or /usr/local/bin/ directory.
  5. Remove any environment variables related to Elixir that may have been set during installation. This can be done by editing your .bashrc or .bash_profile file.
  6. Restart your computer to ensure that all changes take effect.


After completing these steps, you can then proceed with reinstalling Elixir on your system.


What is the best practice for documenting the Elixir reinstallation process?

When documenting the Elixir reinstallation process, it is important to follow these best practices:

  1. Provide clear step-by-step instructions: Clearly outline the steps required to reinstall Elixir, including any pre-requisites and potential pitfalls to watch out for.
  2. Include screenshots or code snippets: Visual aids such as screenshots or code snippets can help make the instructions easier to follow and understand.
  3. Use a consistent format: Consistency in formatting (e.g. using bullet points, numbering steps, etc.) will make the documentation easier to read and navigate.
  4. Include troubleshooting tips: Anticipate common problems that users may encounter during the reinstallation process and provide troubleshooting tips to help them resolve these issues.
  5. Keep the documentation up to date: Elixir and its dependencies are constantly being updated, so it is important to regularly review and update your documentation to ensure it remains accurate and relevant.
  6. Provide links to additional resources: Include links to relevant documentation, forums, or other resources that users can refer to for more information or help with the reinstallation process.
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