If you are using Adobe Acrobat 2017 version 011.30142, you will not be able to open PDF files on the APD website.
Recommendation - use previous version 2017.011.30138 or older to access PDF files. Please contact your IT office for assistance.
The Army Publishing Directorate (APD) is the Army’s centralized departmental publishing organization in support of readiness. APD manages, authenticates, indexes, sustains, procures printing, distributes publications, forms, and digital media.