Recovery Mode on Yealink IP phones 
2 
The Resource Files Required 
T29.rom, T29.bin, and T29.rfs 
Note: New factory phones 
running V86 firmware version no 
longer need the “.bin” file. 
T41.rom, T4X_SPI.bin, and T4X_SPI.rfs 
T40G.rom, T40G.bin and T40G.rfs 
T40.rom, T40.bin and T40.rfs 
T42.rom, T4X.bin, and T4X.rfs 
T42.rom, T42.bin, and T42.rfs (manufactured 
before May 10
th
, 2013) 
T46.rom, T46.bin, and T46.rfs 
T48.rom, T48.bin, and T48.rfs 
T42U.rom, T42U.bin, and T42U.rfs 
Note: New factory phones 
running V86 firmware version no 
longer need these three files. 
After entering the recovery mode, 
the phone directly starts the 
backup system. 
T43U.rom, T43U.bin, and T43U.rfs 
T46U.rom, T46U.bin, and T46U.rfs 
T48U.rom, T48U.bin, and T48U.rfs 
T41S.rom, T41S.bin, and T41S.rfs 
Note: New factory phones 
running V86 firmware version no 
longer need “.bin” and “.rfs” files. 
T42S.rom, T42S.bin, and T42S.rfs 
T46S.rom, T46S.bin, and T46S.rfs 
T48S.rom, T48S.bin, and T48S.rfs 
T49.rom, T49.bin, and T49.rfs 
 
VP59.rom, VP59.bin, VP59.rfs 
Note: New factory phones 
running V86 firmware version no 
longer need these three files. 
After entering the recovery mode, 
the phone directly starts the 
backup system. 
T57W.rom, T57W.bin, and T57W.rfs 
T54W.rom, T54W.bin, and T54W.rfs 
T53W.rom, T53W.bin, and T53W.rfs 
T53.rom, T53.bin, and T53.rfs