In HelpSmith, click the File tab, and then click Options.
In the Options window, go to the Spelling section.
Select (check) the dictionaries that you want to use.
Click OK.
Remark: Please note that for the spell checker to work correctly, the dictionaries for the appropriate languages should be enabled (selected) as mentioned above. Also, the text in a topic should have the appropriate Language attribute as explained here.
Step 1. Download the dictionary for your language
https://www.helpsmith.com/download.php
Step 2. Install the dictionary file
Remark: If HelpSmith is running, you should close and re-start the application.
Step 3. Enable the installed dictionaries
Remark: Please note that for the spell checker to work correctly, the dictionaries for the appropriate languages should be enabled (selected) as mentioned above. Also, the text in a topic should have the appropriate Language attribute as explained here.