You receive an error message if you try to start the Phone and Modem Options tool in Control Panel on a Windows XP-based computer

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SYMPTOMS
If you try to start the Phone and Modem Options tool in Control Panel, you receive the following error message:
Phone and Modem control panel can not be opened. You may have a problem starting telephony service.
CAUSE
This issue occurs if the Telephony service is not started or is not configured correctly.
RESOLUTION
To resolve this issue, configure the Telephony service to use a manual startup type. To configure the Telephony service to use a manual startup type, follow these steps:
  1. Click Start, click Run, type services.msc in the Open box, and then click OK.
  2. Double-click Telephony.
  3. On the General tab, click Manual in the Startup type box, and then click OK.
  4. Restart the computer.
Properties

Article ID: 899871 - Last Review: 12/09/2015 02:36:02 - Revision: 1.2

Microsoft Windows XP Home Edition, Microsoft Windows XP Media Center Edition, Microsoft Windows XP Professional, Microsoft Windows XP Tablet PC Edition

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