Adobe Acrobat Xi Pro 11.0.23 Free -

: Merge multiple file types (Word, Excel, Images) into a single, organized PDF by selecting Create > Combine Files into a Single PDF . Essential Customization

If you connect a machine running 11.0.23 to the internet, you are taking a risk. The unpatched security vulnerabilities include: adobe acrobat xi pro 11.0.23

Includes tools to create and manage interactive forms through Acrobat FormsCentral Security & Accessibility: : Merge multiple file types (Word, Excel, Images)