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Use the Download button on this page (11 MB), or read it in the preview above. The file is Yealink's original quick start guide.

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Yealink quick start guide

Yealink SIP-T77U Quick Start Guide (EN, DE, ES, FR) V1.1

Quick start guide for the Yealink SIP-T77U: what's in the box, how to connect it and first-time setup (36 pages).

Download PDF (11 MB) Get setup help

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About this quick start guide

About the SIP-T77U Quick Start Guide (EN, DE, ES, FR) V1.1

Quick start guide for the Yealink SIP-T77U: what's in the box, how to connect it and first-time setup (36 pages). This is version 1.1, last updated by Yealink on November 25, 2025, and you can read it right here or download it.

What’s inside

English
Deutsch
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Phones covered

Yealink phones this quick start guide covers

SIP-T77U

FAQ

Questions about this document

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Yealink and Yealink product names are trademarks of Yealink Network Technology Co., Ltd. Product information, images and documents are published by Yealink and provided here for reference by smplVoice. Firmware and documents are Yealink’s original, unmodified files.