problem rmm unlock g955f u5

hi
pls add latest build

Code:

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Chimera Mobile Phone Utility version: 21.76.1421 @ ۲۰۱۹-۰۷-۲۳
Printing phone history

Knoxguard Unlock
2019-07-23
12:52:10
ب.ظ

Knoxguard Unlock
2019-07-23
12:51:15
ب.ظ

RMM Unlock started
Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-G955F
Sales Code: XSG
Country Code: UAE
Timezone: Asia/Tehran
Android Version: 9 [PPR1.180610.011] [SDK 28]
Build Date: Wed Jun 26 16:23:47 KST 2019
PDA Version: G955FXXU5DSFB [june 2019, revB]
Phone Version: G955FXXU5DSFB [june 2019, revB]
CSC Version: G955FOXM5DSFB [june 2019, revB]
Board Platform: EXYNOS5
Modem Platform: SHANNON355
Serial Number: RF8JB014VTH
Imei: 359049082588546
Battery Status: 4.26V (100%)
Network Type: GSM
SIM Status: ABSENT,ABSENT
Multisim Config: DSDS
Knox Version: v30
Warranty Bit: 0
Security Patch: 2019-07-01
Data Encryption State: encrypted
Unlocking RMM...
The operation is in progress. Be patient! Do NOT disconnect the phone!
It seems, this unlock method is not supported by the phone.
Unlock failed.
Finished at local time: [۰۷.۲۳.۱۹ ۱۷:۲۳:۴۱]
WorkID: 67170497

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