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Unisoc Smartphones

Various Unisoc SC7XX / SC9XX / T3XX / T6XX Brands

Remove FRP
  1. Select "Unisoc" platform from the tab menu in the upper left side of the software
  2. Go to "Service" tab
  3. Select your phone model in the right drop-down menu

    4. Universal Loaders:
    If the phone from drop-down list doesn't work, try generic platform loader from (Unisoc) category.

  4. Turn the phone OFF
  5. Select “USB (autodetect)” port
  6. Press “Remove FRP” button
  7. Set the phone to the special mode:
    • Press and hold the "VOL -" while inserting the USB cable
    • In some cases, a different key combination or connection via a test point may be required.
  8. Install phone drivers (only if the phone is connected for the first time).
  9. Connect phone to PC
  10. The message "Removing FRP lock...Done" indicates that procedure has been completed successfully
  11. Disconnect the device
Remove FRP using loaders extracted from the original *.pac flash file

If your device isn't listed among the supported models, but you have a flash file for it in the original *.pac format, you can attempt to perform a service operation.
Service such a device using loaders extracted from flash file, by following these steps:

  1. Select the "Unisoc" platform from the tab menu in the upper left corner of the software.
  2. Go to the "Service" tab.
  3. Select the "USB (autodetect)" port.
  4. Turn the phone OFF
  5. Select "(PAC)" from the right drop-down menu.
  6. Select “Loader selection…”
  7. Press the "Remove FRP" button.
  8. The program will prompt you to choose the flash file in the original *.pac format.
  9. Set the phone to the special mode:
    • Press and hold the "VOL -" button while inserting the USB cable.
    • In some cases, a different key combination or connection via a test point may be required.
  10. Connect phone to PC
  11. Install phone drivers (only if the phone is connected for the first time).
  12. When you see the message "Removing FRP lock...Done," it indicates that the procedure has been successfully completed.
  13. Disconnect the device.

If the service operation is successful, share the log on the official Sigma forum.

Video Instructions

Service

FRP Remove for old Huawei BG2-**, BGO-** smartphones
  • Select "Unisoc" platform from the tab menu in the upper left side of the software
  • Go to "Service" tab
  • Turn the phone OFF
  • Set the phone to FastBoot mode:
    • press and hold “VOL-“ button and connect the phone to PC using USB cable (or use any other method)
  • Select “Android ADB interface” port
  • Press “Remove FRP” button
  • The message "Removing FRP lock...OK" indicates that procedure has been completed successfully
  • Disconnect the device
Video Instructions

 

Reminder! Before servicing the phone, please make sure that:

  1. You use the latest version of the software
  2. Battery must be connected to the phone's board and fully charged. Especially while performing operations using testpoint.
  3. All the side programs, that may interfere with the phone, are closed
  4. Phone’s cable and device itself should not be disconnected or disturbed until the procedure is fully completed
  5. Connect phone to USB port placed on the backside of PC (motherboard's USB port)
    Do not connect or disconnect other USB cables into the PC during the actual work with the phone
  6. Avoid using any kind of USB HUBs and long USB cables. Use the shortest-length USB cable available.
  7. Phone has stock (factory) firmware version
  8. SIM card is removed
EN
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