Army Knowledge Online (AKO) was once the U.S. Army’s primary portal for email, file storage, and collaboration. With its discontinuation, many soldiers, civilians, and retirees now wonder how to access essential Army resources. This guide explains what “AKO Offline” means, why AKO was retired, and how to access the new systems that have replaced it. Whether you need to check your email, view personnel records, complete training, or manage your pay and benefits, this article provides a comprehensive, step-by-step resource to help you navigate the modern Army IT landscape., Army Knowledge Offline is a link hub for most U.S. Army websites. Here you are able to find quick links to easy and hard to find Army sites alike, With its discontinuation, many soldiers, civilians, and retirees now wonder how to access essential Army resources. This guide explains what “AKO Offline” means, why AKO was retired, and how to access the new systems that have replaced it..