In Lync 2013 (Skype for Business), click Tools, click Options, click General, and then select Full in the Logging in Lync drop-down list.

In Lync 2010, click Tools, click Options, click General, and then select the Turn on logging in Lync check box.

In Communicator 2007 R2, click Tools, click Options, click General, and then select the Turn on logging in Communicator check box.

To do this, use one of the following methods, as appropriate for your situation: To create and collect log files from Office Communicator, Lync 2010, Lync 2013 (Skype for Business), or Skype for Business 2016, follow these steps: For more information about how to back up and restore the registry, see How to back up and restore the registry in Windows.

Then, you can restore the registry if a problem occurs.

For added protection, back up the registry before you modify it. Therefore, make sure that you follow these steps carefully.

However, serious problems might occur if you modify the registry incorrectly. This section, method, or task contains steps that tell you how to modify the registry.

Skype for business login iphone