A four page file, but how can there be two CurrentControlSet entries in the Registry SYSTEM.
PDF file PDF (short for Portable Document Format, which means "Portable Document Format") is a file format developed by Adobe Systems for the Document Exchange in 1993.Its advantages lie in its cross platform, ability to retain the original file format (Layout), open standards, and ability to freely develop PDF compatible software with royalty free authorization, which are widely used on the Internet today.
Open your PDF file with a PDF reader (such as Foxit Reader), select "File" → 1. "Print settings", there are paper settings in the pop-up dialog box, select B5 2. Or select "Print", in the pop-up dialog box, you can set the properties of the printer, and in the properties, you can set the paper to B5; In the printing process, there is a page scaling ratio. You can choose to fit the paper.
