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Note that in Internet Explorer spell checking often autocorrects words as you type (e.g. if you time speltt your IE browser will change this to spelt).
Talk about how automatic spell checker only on IE versions 10 and after. -> link to the page about updating browsers (see minimum system requirements - make consistent info) do we support IE 8/9?
Moziller Firefox
https://support.mozilla.org/en-US/kb/how-do-i-use-firefox-spell-checker
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