Help NOVA 5 T YAL-L21 10.0.0 FRP

[helpozedi]

HELLO EVERYONE

I HAVE NOW THIS PHONE AND I NEED TO KNOW IS THERE RISK TO DOWNGRADE TO 9

I search here in fourm i found links about it downgrade firmware and in soo many support site

i need one or from team confirm this is it safe can i downgrade without loosing phone coz as you know it is so expensive

here is info by mrt

>>>Reading Mobile Version Info
>>>Reading Mobile SN Info

SDE0219B15000056 fastboot
³ö³§Äê·Ý:2019
³ö³§Ô·Ý:11ÔÂ
³ö³§ÈÕÆÚ:15
Mobile Phone Product Name
...
(bootloader) YAL-L21
OKAY [ 0.006s]
finished. total time: 0.006s
Reading Mobile Version Info
...
(bootloader) :YAL-L61 10.0.0.184(C636E3R1P1)
OKAY [ 0.006s]
finished. total time: 0.006s
Reading Mobile basverlist Version Info
...
(bootloader) :YAL-LGRP4-OVS 10.0.0.184
OKAY [ 0.006s]
finished. total time: 0.006s
Reading Mobile cust Version Info
...
(bootloader) :YAL-L61-CUST 10.0.0.3(C636)
OKAY [ 0.006s]
finished. total time: 0.006s
Reading Mobile preload Version Info
...
(bootloader) :YAL-L61-PRELOAD 10.0.0.1(C636R1)
OKAY [ 0.007s]
finished. total time: 0.007s
Reading Mobile Bootloader Lock Info
...
(bootloader) FB LockState: LOCKED
(bootloader) USER LockState: LOCKED
OKAY [ 0.002s]
finished. total time: 0.002s
Reading Mobile Battery Info
...
(bootloader) 3873mv
OKAY [ 0.007s]
finished. total time: 0.007s
Reading Mobile vendor and country Info
vendorcountry: hw/spcseas
finished. total time: 0.013s
all is done


another question is the seperate tool for mrt like i have in my key

 

[helpozedi]

I open it online. What i need this dongle for if. There is no Guarantee from team
I think buy it is useless

Sent from my INE-LX1 using Tapatalk

 

[Tuấn Vũ-GSM]

1 Click done. If you have MRT dongle

 

[helpozedi]

1 Click done. If you have MRT dongle

i dont understand

if you mean if i or not have mrt key

i have mrt i bought for huawei mui 10 purpose
here dont have oppo xiamoe
just for huawei