NV-items Reader Writer is a low-level utility designed to read, back up, modify, and write variables on systems using UEFI firmware. NVRAM stores critical boot configuration data, including:

Works alongside standard Qualcomm Diag drivers via a standard USB connection. System Requirements and Prerequisites

The "NV" in the tool's name stands for , which refers to data that is not erased when you turn off your phone. This tool is a small Windows executable that allows a user with a compatible device to directly access and edit these NV items. It is specifically designed to work with CDMA Workshop NV-items files, and the executable is linked to CDMA-WARE , a known name in this space.

Safely read existing NV items from the Qualcomm phone to create a backup file before making changes.

Connect the device to a computer with USB Debugging enabled, open a command prompt, and execute: adb shell su setprop sys.usb.config diag,adb Use code with caution. How to Download Nv-items Reader Writer V1.0

Radio frequency (RF) bands, signal tunings, and antenna configurations.

Modifying or replacing an original IMEI number is illegal in many jurisdictions. Use this tool strictly for restoring original hardware data from valid backups.

Look at the upper left corner of the interface. Check the dropdown menu.

Open on Windows and confirm a port named Qualcomm HS-USB Diagnostics [COM Port Number] is visible. Step 3: Reading and Backing Up NV Items

You will need an engineering USB cable (or a standard USB-C cable that supports data) and a device that is either in EDL (Emergency Download Mode) or Diag Mode. Typically, entering *#0808# in the dialer and selecting "RMNET + DM + MODEM" or switching to "Qualcomm USB Settings" via the engineering menu is required.