Download JioPhone Next (LS1542QWN) Stock Firmware (All Versions)

The JioPhone Next, model LS1542QWN, is a budget 4G smartphone co-developed by Reliance Jio and Google. It runs Pragati OS, a custom version of Android 11 (Go Edition), and is powered by a Qualcomm Snapdragon 215 processor. While designed to be an affordable gateway to the digital world, the device is known to suffer from several critical software issues, most notably the “Your Device is Corrupt” error screen, bootloops where it gets stuck on the Jio logo, and severe performance lag. For owners facing these problems, flashing the official stock firmware is the only definitive solution.

Crucial Safety Warning: This is a Qualcomm-powered device. The firmware must be flashed using the QPST Flash Tool (QFIL). Do NOT attempt to use SP Flash Tool or any other software, as it is incompatible and will not work.

JioPhone Next Firmware Details

Below are the key specifications for the JioPhone Next. All the firmwares provided are for Pragati OS (based on Android 11 Go Edition) and require the QPST tool for flashing.

Why Flash the Stock Firmware on Your JioPhone Next?

Flashing the official stock firmware is the best way to address the specific, widely-reported issues with this device:

• Fix “Your Device is Corrupt” Error: If your phone refuses to boot and shows this red warning message, flashing the dedicated “Corrupt Fix File” provided below is the most direct solution to restore it.
• Resolve Bootloop Issues: For a phone that is stuck on the animated Jio logo and never fully starts, a clean installation of any of these Pragati OS firmware builds will fix the software loop and allow the device to boot properly.
• Unbrick a Dead Phone: Flashing the firmware is often the only way to revive a JioPhone Next that has become completely unresponsive or “hard bricked” due to a software error.
• Improve System Performance: For devices suffering from severe lag, a clean reinstallation of the latest September 2022 firmware can restore the phone’s original speed by clearing out corrupted data and software bloat.
• Fix Network, Wi-Fi, and App Issues: By reinstalling the complete factory OS, you can resolve stubborn software bugs related to network connectivity, app crashes, or apps not downloading from the Play Store.

⚠️ Important Prerequisites

Before you begin, back up any accessible data. This process will completely erase all data from the phone’s internal storage.

• The latest version of the QPST Flash Tool (with QFIL).
• The correct Qualcomm HS-USB QDLoader 9008 drivers installed on your PC.

Download Official Firmware for JioPhone Next

Below are all the available firmware versions. It is generally recommended to start with the latest version unless you are specifically trying to fix the “corrupt” error.

• • Build: 001.06.030 (Latest & Recommended)
    • File Name: JioPhoneNext_LS1542QWN_001_06_030_220922.rar
    • Size: 1.3 GB
    • Build Date: Sep 22, 2022
    • 🔗 Download Link: Download (MediaFire)

• • Build: 04.009
    • File Name: Jio_Phone_Next_Software_File-04.009.221021.rar
    • Size: 1.17 GB
    • Build Date: Oct 22, 2021
    • 🔗 Download Link: Download (MediaFire)

• • Build: 001.06.024
    • File Name: JioPhone_Next_LS1542QWN_Software_File.rar
    • Size: 1.51 GB
    • Build Date: Jun 23, 2022
    • 🔗 Download Link: Download (MediaFire)

• • Build: 001.05.011
    • File Name: JioPhoneNext_LS1542QWN_001_05011_300322.rar
    • Size: 1.38 GB
    • Build Date: Mar 30, 2022
    • 🔗 Download Link: Download (MediaFire)

• Special File: “Your Device is Corrupt” Error Fix
  • File Name: Jio-Phone-Next-LS1542QWN-Your-Device-is-Corrupt-Fix-File-RMM.rar
  • Size: 1.30 GB
  • ⚠️ File Password: 199 rs
  • 🔗 Download Link: Download (MediaFire)

How to Flash the Firmware

This firmware must be installed using the QFIL application, which is part of the QPST tool. The process involves booting the phone into EDL mode and loading the firmware files. Here is a summary of the steps:

1. Download and extract your chosen firmware file and the QPST tool to a new folder.
2. Install the Qualcomm HS-USB QDLoader 9008 drivers on your PC.
3. Completely power off your JioPhone Next.
4. Enter EDL Mode: Press and hold both the Volume Up and Volume Down keys at the same time, then connect the phone to your PC with a USB cable. The screen will remain blank, but your PC should detect the device as “Qualcomm HS-USB QDLoader 9008” in Device Manager.
5. Launch the QFIL application.
6. Click “Select Port” and choose the Qualcomm port.
7. Under “Select Build Type,” choose “Flat Build.”
8. Click “Browse…” next to “Select Programmer,” and navigate to the extracted firmware folder to select the file named prog_emmc_firehose_...mbn.
9. Click “Load XML…” and select the rawprogram_unsparse.xml file, followed by the patch0.xml file when the next window opens.
10. Click the blue “Download” button to begin the flashing process. It will take 5-20 minutes. Once you see a “Download Succeeded” message, the process is complete.

For a complete, step-by-step tutorial with screenshots and troubleshooting, please follow our master guide:

→ How to Flash Qualcomm Firmware Using QFIL

Disclaimer: Flashing firmware is an advanced procedure. Using the wrong tool or files can permanently damage your device. Proceed with extreme caution. We are not responsible for any data loss or hardware issues.