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Nayiri Armenian Spellcheckers
 HySpell for Thunderbird — Install Guide
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Purpose of this guide

This guide will show you how to install HySpell Armenian Spellchecker for Thunderbird.

These instructions have been tested on Windows 10 with Thunderbird version 52.5.2, the latest version as of this writing. The instructions are the same for other versions of Windows, as well as for macOS and Linux.



Mozilla Thunderbird is a free and open source email client. It is a great alternative to Microsoft Outlook and Apple Mail.

If you already have Thunderbird, make sure it’s the latest version by following these instructions:

Otherwise, download and install Thunderbird from https://www.thunderbird.net.


  1. Download and save the appropriate HySpell installation file from below:

    For classical orthography (դասական՝ աւանդական ուղղագրութիւն), right-click the following link and select Save Link As:

    For reformed orthography (արդի՝ նոր՝ սովետական ուղղագրություն), right-click the following link and select Save Link As:

    Which one do I choose?

    Classical Armenian orthography (also known as traditional or Mesrobian orthography) is the spelling system used in the Armenian diaspora, including Lebanon, Syria, and Iran.

    Reformed Armenian orthography (also known as Soviet Armenian orthography) is the result of spelling reforms in the 1920s in Soviet Armenia; it is the predominant spelling system used today in the Republic of Armenia and the former Soviet Union.

    (1) Right-click one of the links above and click Save Link As...

    (2) Save the file to your computer.

    Note: If Firefox is your default browser and you’re reading this as a PDF, Firefox may itself attempt to install the file once downloaded. To prevent this, access one of the links above from within Firefox where you can select Save Link As, as opposed to a PDF reader where this option is not available; alternatively, access the link from another browser such as Chrome.

  2. Open Thunderbird

  3. Click on the menu button

  4. Select Add-ons from the menu to open the Add-ons Manager.

  5. Click the Extensions panel from the left menu.

  6. Click the tools button

  7. Select Install Add-on From File... from the menu.

  8. Find the installation file which you downloaded in Step 1 and click Open

  9. Click Install Now

  10. Verify that installation was successful

See also