[Upgrading, Modifying and Unlocking] (Bordz):
#The "Download dail sahara fail qsahara fail process fail" error in QFIL tool is usually related to communication issues between the QFIL tool and the Qualcomm device. Here are some specific steps that you can try to fix this error:

1.Check the USB cable: Ensure that you are using a good quality USB cable and it is properly connected to both the Qualcomm device and the computer.

2.Install Qualcomm USB Drivers: Download and install the Qualcomm USB drivers for your device from the official website.

3.Reboot the computer: Try restarting your computer and then launch the QFIL tool again to see if the error is resolved.

4.Try different USB ports: If you are still facing the error, try using a different USB port on your computer.

5.Enable "Emergency Download" mode: Some Qualcomm devices have an "Emergency Download" mode, which can be used to flash the firmware using QFIL tool. To enter this mode, turn off the device, press and hold the Volume Up or Volume Down button, and connect the device to the computer using the USB cable.

6.Use a different firmware file: If none of the above steps work, try using a different firmware file that is compatible with your Qualcomm device.

#And Here are another steps to fix the "Download Fail: Sahara Fail, QSaharaServer Fail, Process Fail" error in QFIL Tool:

Step 1: Make sure that your device is charged and has enough battery life.

Step 2: Ensure that the correct USB drivers are installed for your device on your computer. You can find the drivers on the manufacturer's website or use a third-party tool like Driver Booster to update them.

Step 3: Open QFIL Tool on your computer and connect your device to the computer using a USB cable.

Step 4: Click on the "Flat Build" option in the QFIL tool.

Step 5: In the "Select Programmer" section, select the appropriate programmer file for your device.

Step 6: Click on the "Load XML" button and select the rawprogram0.xml and patch0.xml files.

Step 7: Click on the "Download" button to start the flashing process.

#If the above steps do not work, try the following:

Step 1: Disconnect your device from the computer and remove the battery.

Step 2: Reinsert the battery and connect the device to the computer again.

Step 3: Follow steps 3-7 above.

Hopefully, these steps will help you fix the "Download Fail: Sahara Fail, QSaharaServer Fail, Process Fail" error in QFIL Tool.

#But before you install the "qualcomm hs usb driver 9008" on your pc, you must disable driver signature enforcement on your pc.

Here are the steps to disable driver signature enforcement in Windows:

1.Press the Windows key + R on your keyboard to open the Run dialog box.

2.Type "cmd" into the Run dialog box and press Enter to open the Command Prompt.

3.In the Command Prompt, type "bcdedit /set testsigning on" (without the quotes) and press Enter. This will enable Test Mode and disable driver signature enforcement.

4.Restart your computer.

After restarting your computer, you should be able to install and use unsigned drivers.

#To automatically install the Qualcomm HS USB driver on your PC, you can use a driver update software such as Driver Easy. Here are the specific steps:

1.Download and install Driver Easy from the official website.

2.Launch Driver Easy and click on the "Scan Now" button. This will scan your computer for any outdated or missing drivers.

3.Once the scan is complete, click on the "Update All" button. Driver Easy will automatically download and install the latest drivers for all the devices on your computer, including the Qualcomm HS USB driver.

4.Alternatively, you can click on the "Update" button next to the Qualcomm HS USB driver to download and install only that driver.

5.Wait for the driver installation to complete.

That's it! With Driver Easy, you can easily and automatically install the Qualcomm HS USB driver on your PC without having to manually download and install the driver from the Qualcomm website.

(Or you can try the qualcomm hs usb driver setup on your pc) *file below*

#To put Vivo Y11 in EDL mode, you need to short the test points on the device's motherboard. Here are the specific steps:

Note: Before proceeding, ensure that your device's battery is at least 50% charged.

1.Power off your Vivo Y11 device.

2.Remove the back cover and disconnect the battery connector.

3.Locate the test points on the motherboard. On the Vivo Y11, the test points are located near the SIM card slot.

4.Using a metal tweezer or a wire, short the test points on the motherboard.

5.Connect your Vivo Y11 device to the computer via USB cable.

6.Launch the Qualcomm Flash Image Loader (QFIL) tool on your computer.

7.In the QFIL tool, click on the "Flat Build" option.

8.Click on the "Browse" button and select the firmware file for your Vivo Y11 device.

9.Click on the "Download" button to start the flashing process.

10.Wait for the flashing process to complete, and then disconnect your Vivo Y11 device from the computer.

11.Reconnect the battery connector, replace the back cover, and power on your Vivo Y11 device.