You can also use it as a student to help you identify the areas in your content that may be considered, as plagiarised. When you use it, it produces a report that highlights the different characteristics of your paper.
The Similarity Index refers to the amount of your work that matches the catalogued sources that exist. If a section matches a reference in their database, the tool will highlight it. You can use the Match Overview feature to skip to the specific part that needs your attention.
When using a plagiarism checker, keep in mind that only the human eye can decide whether the highlighted part is plagiarised or not. In your case as a student, that’s the role of your professor.
Infographic by: www.paraphrasinguk.com