They are done using File Open and FileSaveAs, and picking the appropriate format.
它们通过使用打开文件和另存为文件并且选择适当的格式来完成。
2
If you continue without overriding this lock, you will not be able to save to this file, but you can use filesaveAs to save your work to a different file.
如果不改变文件锁定,您将不能保存这个文件,但可以另存为其他文件。
3
Be sure to save your fileas plain text if you are using a word processor.