How to combine PDF files

From Adobe Acrobat to free online editors and built-in tools, here’s how to merge multiple PDFs into one document.

How to save any file as a PDF

Step-by-step instructions for creating PDFs from any file type, including methods for merging, compressing and password-protecting PDF documents securely.
Manila Standard

‘Solve for Tomorrow’ opens competition for next-gen leaders

Samsung is bringing back its global “Solve for Tomorrow” program to the Philippines this year, marking the initiative’s third ...
iThinkDifferent

How to edit and sign PDFs in Preview app on iOS 26 and iPadOS 26

PDFs in the Preview app on iOS 26 and iPadOS 26 with simple built-in tools for highlighting, annotating, and adding ...
BMJ Open

How are different levels of social media engagement associated with mental distress and quality of life in young people living in deprived urban areas? A cross-sectional study ...

Background In deprived urban areas of South America, young people face heightened risks of mental disorders. Research suggests an association exists between social media engagement (SME), depression ...