Offline access lets you use Outlook on your laptop or desktop computer when. Of these status indicators, it means Outlook isn't connected to your mail server. Your server's time-out interval, type a lower number in the box so Outlook will.
![2016 Outlook For Mac Offline Greyed Out 2016 Outlook For Mac Offline Greyed Out](/uploads/1/2/5/5/125501521/535408996.png)
Honestly, if the Out of Office options are greyed out, it sounds like the account was not added as an Exchange type account (IMAP instead). What is the server, in-house? If so, what version and SP level of Exchange? Needs to be Exchange Server 2010 Service Pack 2 or later, per I have an account with MS-hosted Exchange (not Office 365 but the completely equivalent Exchange-only MS hosting) and this 'just works,' both adding a shared calendar and Out of Office settings. For the desired calendar, ask your Exchange admin to verify permissions settings/access for this user. Honestly, if the Out of Office options are greyed out, it sounds like the account was not added as an Exchange type account (IMAP instead). What is the server, in-house?
If so, what version and SP level of Exchange? Needs to be Exchange Server 2010 Service Pack 2 or later, per I have an account with MS-hosted Exchange (not Office 365 but the completely equivalent Exchange-only MS hosting) and this 'just works,' both adding a shared calendar and Out of Office settings. For the desired calendar, ask your Exchange admin to verify permissions settings/access for this user.