The easiest graphical way to merge PDF files on Windows 11 is by using a third-party app. There are many apps to choose from, ...

InDesign can save and also open PDF documents. There may be cases where InDesign fails to open a PDF document. The PDF file format is under-appreciated as a file format for saving lots of documents.

By default, it comes with a Value data of 0. If you want to open PDF files, you need to double-click on it and set the Value data as 1. However, if you do not want to open PDF files, you need to ...