Help STK-L21 Write Cert Failed

Rana92

Active Member
Jun 12, 2018
46
18
Gujranwala
Welcome to Octoplus Huawei Software v.‪1.3.4‬

To enable 'Manufacture' mode dial
- for Qualcomm and Hisilicon based models: *#*#2846579#*#*
ProjectMenu > Background Settings > USB Port Settings > Manufacture Mode
- for MTK based models: *#*#14789632#*#*
ProjectMenu > Background Settings > USB Port Settings > Debug Mode

To enable 'Fastboot' mode
1. Power off the phone. Remove SD and SIM cards
2. Press 'Vol-' and insert USB cable
3. Wait until phone enters 'Fastboot' mode

To enable 'Upgrade' mode
1. Power off the phone. Remove SD and SIM cards
2. Press and hold 'Vol-' and 'Vol+' keys and insert USB cable
3. Wait until phone enters 'Upgrade mode'

Found COM ports:
1: COM3 RIM Virtual Serial Port v2
2: COM4 RIM Virtual Serial Port v2
Selected IMEI_A file: C:/Users/Rana Jazi/Desktop/Y9 prime/STK-L21_IMEI_SLOT_2_867182048032484(2).obf
Selected IMEI_B file: C:/Users/Rana Jazi/Desktop/Y9 prime/STK-L21_IMEI_SLOT_2_867182040465260(1).obf

Job ID: 00000000018E7E6A
2024-01-30 14:58:57
Starting Write Cert
Selected phone model: ‪STK-L21‬
Downloading resource...
Warning: Please, make sure the phone`s battery is fully charged and connected, after connect the device via Factory Mode (use Hardware Test Point or "ON/OFF Factory Mode option").
Warning: Selected response: Proceed
Searching HUAWEI USB COM 1.0 port...
Detected ‪HUAWEI USB COM 1.0‬ port
Phone connect successfully
Writing bootloader KIRIN710_V1...
Initializing remote service connection...
Writing ‪XLOADER‬ partition...
Writing ‪UCE‬ partition...
Writing ‪FASTBOOT‬ partition...
Bootloader Update successfully
Rebooting to fastboot mode...
Warning: If you use modified USB cable please reconnect cable from the mother board and press "Ok" to proceed the operation
Warning: Selected response: Ok
Searching Fastboot devices...
Found android device: 4JMNW19C19007225
Detected ‪Android Sooner Single ADB Interface‬ port
Username: Default_user
Connecting to the credit server...
Checking balance...
Your balance: 1 credits
Sending device information...
Sending firmware information...
Removing firmware protection...
Write Cert failed.
Performed by ‪1.3.4‬ Software version.
 
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