Default global address list not updating 2016
Now you would wonder why it is showing Exchange 2013 OAB name. This is one of the OMG situation because you saw the warning that you can’t install Exchange 2013 any more while updating active directory and Exchange 2013 is there.
Something wrong with Schema update or did you mess up the infrastructure.
Due to various synching schedules, it can take up to 48 hours before you could actually see a change in Outlook after a modification has been made on the Exchange server or in Active Directory.
In this guide, the relevant timings are explained and instructions are given in how you can directly force an update and resync, which can be very handy when troubleshooting or when you work in an Exchange environment which sees a lot of user mailbox mutations.
You may want to try again.’ All my clients have been upgraded to Office 2016 and we are migrating users to the O365 cloud. When the value is set to 0, Outlook will use 16 to prevent a “divide by 0” error.If the key name doesn’t exist, Outlook uses a value of 8.This means that in the worst possible scenario, an update to the Address Book won’t become available to the user until 48 hours after the change.This situation however is extremely rare since the default maintenance time on Exchange is at AM and updates and downloads are usually performed during working hours.