Foxit will take your feedback seriously. Thank you very much! For #4, when you turn off auto-save in the settings, you can manual save the file. For #5, after highlighting, clicking on the highlighted part can adjust the highlighted range. //Foxit会认真对待您的反馈,非常感谢您!对于您提到的#4,当您在设置中关闭自动保存后,您可以手动保存文件。对于#5,高亮显示后,单击高亮显示的部分可以调整高亮注释的范围。