What it does
Join several PDF files into a single document. The pages follow the order of the files in the list. To change the order, select the files again.
merged.pdf
Use cases
Collect a report and its appendices in one file, put scanned pages back together, or send one attachment instead of five.
Limitations
Large files need more memory, so merging many big documents can be slow. Form fields, bookmarks, and digital signatures may not survive the merge. An encrypted file must be unlocked first.
Common questions
Output example
The example in the description shows the intended output. Actual results depend on your input.
merged.pdf