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Applies to: Office 365 Small Business customers
Microsoft recently announced the availability of
Lync Skype connectivity. If you’re an Office 365 Small Business admin and want your users to be able
to add Skype users* to their Lync Contacts list, you may need to toggle the
External communications service setting off and then on again.
To do this, sign in to Office 365 and go to Admin >
Service settings >
Instant messaging, meetings and conferencing > External communications.
* Skype users must be signed in with a Microsoft account (formerly Windows
TIP: This can get a little confusing, so you may
want to just toggle the setting and call it good.
Before May 20, turning on External communications for Small Business customers
didn’t automatically turn on connectivity with external IM providers. Now it does.
So you need to switch External communications off and then back on again if:
For more tips about how to get up and running if you're not able to connect
with Skype users, see
Troubleshooting Lync-Skype connectivity.
Small Business customers who were using Office 365 before the Office 365
service upgrade had two separate settings for External communications: one for
other organizations that use Lync, and one for public IM providers. If you were
using Office 365 before the service upgrade and had public IM connectivity
turned, no further action is required, and Lync-Skype connectivity should work