Installing And Using Windows Server 2008 For 240 Days Without Activation Just like most Windows operating systems including Windows XP SP3 and Vista, Microsoft offers an “activation grace” period/ free-look evaluation period for Windows Server 2008 as well. However, as compared to Windows Vista, Microsoft has been quite generous with the evaluation period that it offers for … [Read more...] about Installing And Using Windows Server 2008 For 240 Days Without Activation