While it is true that pass a test is another typical error, it was not particularly appropriate to display this message in the context of passed all the day . Moreover, it could confuse some writers but, to be fair to the program, one has the option of not displaying the suggestions. CorText should have detected the all the day error, and could have given a message that all the must be followed by a plural count noun or a single non-count noun. The program flagged will and have . An appropriate message was appended to will .
Options are to auto-assess or to call up the dictionary.
No list of suggestions is offered. Flagged the word openned. But it wrongly inserted a hyphen in the phrase spread-far apart . Yet the QuickScan spellcheck demands more effort than most students are accustomed to investing in such routine matters. Furthermore, second language learners may not be adequately equipped to interpret the dictionary.