(This article takes Heqiang Intelligent Office System V3.8 upgrade to Heqiang Intelligent Office System V3.81 as an example, and describes the operation process of Heqiang Intelligent Office System upgrade in detail. Before the system upgrade, it is necessary to back up the system data. It is recommended to back up the entire Lotus folder. Before the system upgrade, it is recommended to end and archive all the "office documents" that have not been transferred in the "normal office".)