I cannot unlock my phone "modem Required"

Question

I cannot unlock my phone "modem Required"

sorry, what should I do? I flash with another firmware and the same thing it always say modem required :c

Checking Login and Password... OK
Balance: 52 crd.
You have 52 credit(s) left. This operation takes 5 credits. Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-N770F
Android version: 10
PDA version: N770FXXS4BTG4
CSC version: N770FOWM4BTG4
Phone version: N770FXXS4BTG4
Product code: SM-N770FZKLCGU
CSC country code: Guatemala
CSC sales code: CGU
Carrier ID: CGU
Phone SN: RF8N40AYFGD
IMEI: 357756165016516
HW version: REV0.3A
RF cal date: 20200404
Chip name: EXYNOS9810
Modem board: SHANNON360
Security patch: 2020-07-01
Boot Warranty bit: 1
SIM State: LOADED
Checking Super user right... true
Root version: 3.19:EFTSU
Checking data... OK
Searching server... OK
Checking server answer... modem required
There is no information about this firmware on the server.

Done with Samsung Tool PRO v.43.19

asked Dec 15, 2021 in General questions by Emmanuel Hernández (180 points)

I cannot unlock my phone "modem Required"

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