Mate 20 Lite SNE-L01 write OEM error

[glontz]

Build number: :SNE-LX1 8.2.0.104(C432)
Model: SNE-LX1
Vendor/Country: hw/eu
Battery state: 4189mv
OEM lock state info:
FB LockState: LOCKED
USER LockState: LOCKED
OEM get bootinfo:
locked


Unlocking FRP...

USB Device REMOVAL
Type: @oem387.inf,%qcomdevice00%;HUAWEI USB COM 1.0
VidPid: VID_12D1&PID_3609
Instance id: 6&14b00c3a&0&6

Writing FRP partition
FRP partition update :FAIL Command not allowed
Writing FRP partition
FRP partition update :FAIL Command not allowed

USB Device INSERTION
Type: @oem86.inf,%hwfastboot%;Android Sooner Single ADB Interface
VidPid: VID_18D1&PID_D00D
Instance id: HYF0218820015908


Update fastboot mode failed
04.04.2020 20:42:53 Writing device finished - INCOMPLETE


2. Update OEM info - error

Build number: :SNE-LX1 8.2.0.104(C432)
Model: SNE-LX1
Vendor/Country: hw/eu
Battery state: 4189mv
OEM lock state info:
FB LockState: LOCKED
USER LockState: LOCKED
OEM get bootinfo:
locked

Writing OEMINFO partition

USB Device REMOVAL
Type: @oem387.inf,%qcomdevice00%;HUAWEI USB COM 1.0
VidPid: VID_12D1&PID_3609
Instance id: 6&14b00c3a&0&6


USB Device INSERTION
Type: @oem86.inf,%hwfastboot%;Android Sooner Single ADB Interface
VidPid: VID_18D1&PID_D00D
Instance id: HYF0218820015908

OEMINFO partition update :FAIL Command not allowed

Update fastboot mode failed
04.04.2020 20:46:59 Writing device finished - INCOMPLETE

[Valdemaras]

It says on DC-phoenix guide that method you are using won't work on your phone's cpu.