You can normally access this dialog by choosing the "Tools | Options..." menu
The main menu or simply menu is a horizontal bar with clickable commands anchored to the top of the main window of Atlantis:
command or clicking the Change settings 
button of the Help toolbar
.
Click this box to enable or disable automatic spellchecking.
When the automatic spellchecking is enabled and this option is on, Atlantis marks potential misspelings with a wavy underline.
When this option is on, words beginning with a capital letter are ignored by the spellchecker (i.e., are skipped over without being checked).
When this option is on, all-caps words are ignored by the spellchecker (i.e., are skipped without being checked).
When this option is on, words containing embedded digits are ignored by the spellcehcker (i.e., are skipped without being checked). Examples of such words: "Win95" and "Q4".
When this option is on, words containing an unusual mixture of upper- and lower-case letters are ignored by the spellchecker (i.e., are skipped without being checked). Examples of such words: "MicroHouse" and "CapsLock".
When this option is on, words that appear to be Internet addresses (such as "www.AtlantisWordProcessor.com" or "support@AtlantisWordProcessor.com") or filenames (such as "Readme.txt") are ignored by the spellchecker (i.e., are skipped without being checked).
When this option is on, doubled words (for example, "the the", or "are are") are reported by the spellchecker.
Click this button to
Click the Save to File... button to save all the current Atlantis settings to an external INI file. To load the saved settings from such an INI file, click the Load from File... button.
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