Windows 11 doesn’t support PDF out of the box, but you can still view it through a web browser or a dedicated PDF Viewer or Editor.
You can merge PDF files in Windows 11 using Chrome Browser with PDF Merge extension, PDF Merger & Splitter app from Microsoft Store, Merge PDF Free app, or a web-based editor like SodaPDF.
To merge PDF files using Chrome Browser, add the PDF Merge extension, select multiple PDF files, and merge them by clicking the Merge button.
Other methods to merge PDF files in Windows 11 include using PDF Merger & Splitter app, Merge PDF Free app, and SodaPDF web-based editor.