Because that's the default setting. If you do not want it on, go to the preferences menu and change it. (You can also have words spell checked in other languages.)
yes
spell check... duhhh
Relivate is not a word in English. Check your spelling
auto correct
if you are refering to word then you can use abc spelling check.
autocorrect
Spell check does.
The spelling check option in word processing software helps users identify and correct spelling errors in their documents. It automatically highlights misspelled words, offering suggestions for corrections, which aids in improving the overall quality and professionalism of the text. This feature is particularly useful for ensuring clarity and readability in written communication. Additionally, it can help users learn and avoid common spelling mistakes in the future.
Check your spelling!
AutoCorrect is used for automatically correcting spelling mistakes you make using Microsoft Word. For example, if i spelled the word exactly without a "t," AutoCorrect would allow me to automatically change it to the right spelling.
When Word flags a possible spelling or grammar error, it also changes the Spelling and Grammar Check icon to a
I do not think that is a word. Check your spelling.