Yealink MP54 Recovery Guide

Recovery Mode on Yealink IP phones
15
2. Click OK twice to save the settings.
3. Long press and reconnect the power adapter to trigger the recovery mode.
The W90DM/W90B will download and upgrade the firmware from the TFTP server.
You can view the syslog of the TFTP server to check if the W90DM/W90B downloads the firmware
successfully as shown below:
4. Find the current IP address of the device on the DHCP server in the list of registered DHCP clients.
Using Recovery Mode on Yealink IP Phones
(USB Flash Drive)
This section introduces how to perform recovery mode using USB flash drive on Yealink IP phones step
by step.
For MP54/MP56/MP58/VP59/SIP-T58A/T57W/T54W/
T53W/T53/T48U/T48S/T46U/T46S/T43U/T42U/T42S/T41
S/CP920 IP Phones
This section is only applicable to SIP phone series including MP54, MP56, MP58, CP920, SIP-T41S,
SIP-T42S, SIP-T42U, SIP-T43U, SIP-T46S, SIP-T46U, SIP-T48S, SIP-T48U, SIP-T53, SIP-T53W,
SIP-T54W, SIP-T57W, SIP-T58A, and VP59.
The following procedures take the SIP-T46S IP phone for reference.

Yealink MP54 Specifications

General

Operating System	Android 9.0
Headset Port	RJ9
Display	4-inch capacitive touch screen
Audio Features	HD Voice, Acoustic Shield, Noise Proof Technology
Connectivity	Dual Gigabit Ethernet ports
PoE Support	Yes (IEEE 802.3af Class 3)
Bluetooth	Yes, Bluetooth 4.2
USB Port	Yes (1x USB 2.0)
Power Supply	PoE or External AC adapter (optional)
Audio Codecs	G.722, G.711
Microsoft Teams	Native Microsoft Teams application
Lines	1
Supported Protocols	SIP
Wi-Fi	Yes, Dual-band Wi-Fi (802.11a/b/g/n/ac)