Upgrade M400/600 To Byod/Usb Mode; Download Latest Firmware; How To Select Firmware?; Upgrade Path - Yealink VCH51 Manual Manual

Part1. Upgrade M400/600 to BYOD/USB mode
Step1: Log in to the web admin page of MeetingEye 400
Check the firmware version and make sure it is the lasted version. If not, click and download firmware：
Download Latest Firmware – 03-03-2021
Standard Version:
Passcode：manu
Cloud Version：https://drive.yealink.com:4443/link/654F85D7DDC1E222095A0D4162853DB2
Passcode：WpLZ

How to Select firmware?

Features
Platform
SVC
Contact-LDAP
Local Recording；
Snapshot；
Auto Update
Upgrade Path: M400/M600 webpage -> Setting -> Upgrade

Select Correct firmware and Click "Upgrade All" ，

Select "Cross-system Upgrade"
https://drive.yealink.com:4443/link/38DD9F0E0E56E45893A4E3D7CC2AE1F1
Standard Version
 YMS Server
 H.323 account/ H323 IP call
SIP account/ SIP call

X
√
√
X
Cloud Version
 YealinkMeeting
 H.323 IP call
SIP call

√
X
X
√