First, we need to find the document that needs to be opened. Then click Open, we need to download the reader with caj on the computer.

After opening it, we can directly click the tool button above.

Then find the text selection under tools? Let's click.

After clicking, we can directly select the content. We just need to pull the mouse to make a choice.

After selecting, we right-click and select Copy.

After copying, we can click and paste directly.

Or we can click on the word icon and click on it.

Then we directly use the mouse to pull a range. That's it.

After pulling the range, a dialog box will automatically come out directly. We can copy it directly to the pasteboard or send it directly to word.