Can I get any reference on pulling user phone number using JavaScript SDK while trying to authenticate with access token calling apu
you can check the below ref to get the example of using javaScript SDK in getting user extension info and phone number :
Using the RingCentral Phone for Desktop, you can dial or receive test calls, send and receive test SMS or Fax messages in your sandbox environment.
Download RingCentral Phone for Desktop:
Tip: switch to the "sandbox mode" before logging in the app:
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