It's not immediately obvious, but when viewing PDF documents in the Files app, there are hidden tools that enable you to rotate pages, add blank pages, insert images, delete pages, and even scan ...

Windows allows you to convert any image file with JPG, JPEG, PNG format to PDF without installing any third-party software via Windows Photos App.

To convert a JPG file to a PDF file, simply change the file format on your computer's default photo-viewing app.

Here are the free online tools and software that let you convert a multipage PDF document to multipage TIFF image in Windows 11/10.