Translation Tools - What does Case sensitive mean?
In this article, you will find the definition of "Case sensitive".
If you check the "Case sensitive" option, Weglot won't make the difference between uppercase and lowercase form.
SENSITIVE ON: The rule will be applied only to the words that are exactly "Apple", with the A in capital letter.
SENSITIVE OFF: The rule will be applied to the words "Apple", "apple", "APPLE" or "aPpLe" etc.