Download oab registry setting

I have seen that there is a registry entry to change, but this is to turn cached mode. In outlook, click sendreceive and then select download address book. If outlook 2003 does not have a offline address book downloaded first time. Use the online global address list for nickname resolution. The client downloads oab changes when outlook starts and checks for. There is a registry tweak to disable this behavior see later in article, however. Solved outlook clients dont update extra mailboxes or oab in. If you want to control the download setting of the offline address book, you need to play some tricks in the registry.