Search for paperfree in Baidu, then select official website and click Enter.

Step two. Register for login:

The website has a registration login box. Please follow the registration process before logging in.

Step three. Submit a paper for testing:

There is a paper submission test in the background. There are two ways to submit papers. One is to upload the document directly, and the other is to copy the title, author and content of the paper. According to the tips on the website, if there is blank content after submitting the paper, you can choose to add more punctuation marks in the text box where the paper is submitted, so as to avoid abnormal problems such as blank submission of the paper;

Step four. Check the test report:

After waiting for a period of time after submitting the paper, there will be a test report, which can be viewed online, and the content source with high repetition rate will be displayed next to the content marked in red (content with high recognition), as well as suggestions for modifying synonyms to reduce repetition rate; You can also download the compressed package, which is convenient for carrying, printing and replacing the computer, and the test report results can also be saved in the background of the website 10 days.

Step five. Use online weight change:

After viewing the report, there is an icon similar to "Wordpad and Pen". After clicking, the account will be recharged and a three-column online page will appear.

Modify the paper in the first column on the left and modify the sentence paragraphs marked in red. After the modification is completed, click "Real-time duplicate check" above, and the modified sentence will turn blue as shown in the figure, which is where the modification is made after online duplicate check;

Official website has customer service. If you are not clear, you can consult official website Customer Service.

Step six. Complete the modification:

After the revision, choose to copy the text in the left column, copy and paste it into word, and do a good job in the typesetting requirements of the paper format, so that the paper can pass the inspection smoothly, be submitted to the tutor, and successfully complete the thesis defense;

Good luck with your thesis defense!