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Default Click-to-Dial on Windows with Tel Protocol
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How To Change TEL: URL Protocol in Windows 10 To Custom App .EXE – Garrett S. Y. Hampton
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Default Click-to-Dial on Windows with Tel Protocol
Callto Configuration
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How To Change TEL: URL Protocol in Windows 10 To Custom App .EXE – Garrett S. Y. Hampton
How To: Configure Click-to-Dial Phone Numbers in ArcGIS Online
