pdf转docx xls后打开文件是乱码

<img src="https://solution-community.wps.cn/uploads/post/56n9wW3BsuG.png" alt="image.png"/> <img src="https://solution-community.wps.cn/uploads/post/56n9zcHcF5U.png" alt="image.png"/>

请问是什么原因呢