ISSUE: Profile Manager does not show a code signing certificate when asked to sign configuration profiles.

Please try to import the intermediate certificate files manually on the IOS device through the following URLs:

You can also refer to these URL for more information:

• https://discussions.apple.com/thread/4079265?tstart=0
• https://discussions.apple.com/thread/5661074
• https://discussions.apple.com/message/27510469#27510469