UMT UMTv2/UMTPro QcFire v12.3 – Full Update for Huawei, Samsung & More [14-08-2025]

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UMTv2/UMTPro QcFire v12.3 – Full Update for Huawei, Samsung & More [14-08-2025]​

The UMT team has officially released UMTv2/UMTPro QcFire v12.3, an advanced Qualcomm service tool update for Huawei, Samsung, Xiaomi, Motorola, Nokia, Lenovo, Vivo, ZTE, and more. In this latest version comes with packed new device support, improved features, and important bug fixes, making it an required upgrade for mobile repair professionals.

If you’re unlocking, flashing, repairing IMEI, or fixing dead-boot issues, QcFire v12.3 offers more compatibility and stability than ever.

What’s New in QcFire v12.3

This update adds support for multiple brands and models, improving compacity with the latest devices.

Google Pixel SIM Unlock Guide​

For Pixel devices, follow these steps to remove SIM restrictions:

1. Remove SIM card and factory reset the device.
2. Complete setup in offline mode.
3. Go to Settings → Apps → Show System Apps.
4. Search for Device Setup, open Wi-Fi Data Usage, and turn off background data.
5. Enable ADB and connect your device to PC.
6. Open QcFire → Read & Tool → Pixel SIM Unlock.
7. Follow the on-screen instructions.

Updated Internal Database
The internal loader database has been updated to improve EDL and flashing compatibility across more Qualcomm devices.

Samsung EDL Connection Method​

For newer Samsung models, use the following method:

1. Hold VOL UP + VOL DOWN on the device.
2. Press and hold the EDL cable button.
3. Connect cable to the device while holding the button.
4. Rapidly press VOL UP + VOL DOWN together at least 3 times.
5. Release the EDL cable button but keep pressing VOL UP + VOL DOWN until connected in EDL mode.

Supported Functions in QcFire v12.3​

UMTv2/UMTPro QcFire offers an extensive set of Qualcomm servicing tools:

• Read / Write Firmware
• Backup / Restore QCN & EFS
• IMEI Repair (FTM/Diag + Flash Mode)
• FRP Reset (Google Factory Reset Protection)
• User Data Format & Security Reset
• Pattern / PIN / Password Removal (without data loss for unencrypted devices)
• Diag Mode Enable
• EDL Reboot from Fastboot
• Mi Account Disable / Reset (Xiaomi)
• Bootloader Unlock in EDL Mode (Xiaomi)
• Forensic Data Extraction (Contacts / Messages)
• Samsung MDM Unlock in EDL Mode
• Huawei ID Reset
• Oppo OFP Firmware Extraction
• KG Bypass & Lost Mode Reset (Samsung)
• Dead Boot Repair / Unbrick (Samsung & Xiaomi)
• EDL Authentication Services (Xiaomi Auth App, UMT Server)

UMT FADR – Fix “Forbidden Application Detected” Error​

If you’re getting the “Forbidden Application Detected” error while using UMT tools, the UMT FADR (Forbidden Application Detector and Remover) can help.
This small utility scans your PC, detects the programs causing the issue, and lets you remove them easily.

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