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Last modified by Christine Sklareski on 2025/10/10 14:20

Blog - posts for October 2025

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Grandstream Phones: Redialing External Calls

You can't simply redial external calls because a "9" is required to dial outside the district and isn't automatically added. Follow the steps for your specific device—Classroom phones, Admin/Office phones, or the Wave Apps—to edit the number in your call history and quickly add the necessary "9" before calling back.