Those that don’t, will need their Lync Server and Port connection details. Those with an Office 365 account only need their Office 365 login details. Note that this method of connecting Adium to Lync works for those with and without an Office 365 account. How To Setup Lync For Mac Alternative Adium So if you’re sick of Lync not working on Mac, hogging your Mac’s resources, crashing, missing IM chats, dropping calls and unreliable screensharing, fear not – here’s how to use Adium as an alternative to Lync on Mac so you can kiss goodbye to Microsoft Lync for good. In fact, it looks like Mac users will have to wait until Skype For Business has been released on all mobile platforms before it finally arrives on Mac next year. The good news is that Skype For Business is coming to Mac in 2016 but the bad news is that it seems Microsoft won’t be releasing it until 2016. With the release of Office 2016 For Mac, there was some hope that Microsoft would finally update Mac users from clunky old Lync 2011 for Mac to either Skype for Business for Mac or at the very least, Lync 2016 For Mac. Adium is a free Lync for Mac alternative that doesn’t leave you tearing your hair out like Lync for Mac. If you want to ditch Microsoft Lync on Mac, use Adium.