Several Android repair communities share NV Data dumps. The most reliable sources include:
: The modem firmware cannot be read because the NV data is corrupted. Tools for Handling NV Data
The is the digital "soul" of your Galaxy S6's modem. Without it, your smartphone is essentially a small tablet without cellular capabilities. If you are planning to flash custom software, always secure an EFS backup first. If you are already facing a "No Service" issue, look toward Combination Firmware or professional service boxes as your primary path to recovery.
Useful for writing raw partition images ( efs.img or nvdata.bin ) if you have a backup from the exact same device. sm-g920f nv data file
can sometimes restore a missing baseband by re-writing the modem (CP) file. Octoplus Solution
: This frequently occurs during repair attempts with tools like Z3X Samsung Tool PRO
/efs/nv_data.bin # main NV binary /efs/nv_data.bin.md5 # integrity check /efs/imei/ # IMEI backup /efs/bluetooth/ # BT MAC /efs/wifi/ # WiFi MAC /efs/factory.prop # factory mode flags /efs/cryptoprop # encryption related Several Android repair communities share NV Data dumps
: A specific failure log seen in professional repair tools (like ) when attempting to restore network functionality. Repair and Restoration Procedures
After the tool finishes, the phone will typically reboot. Your original IMEI and network access should be restored.
Restart the phone and verify the IMEI by dialing *#06# . Difference Between NV Data and QCN File Many technicians confuse NV Data with QCN files. Without it, your smartphone is essentially a small
su dd if=/dev/block/platform/15570000.ufs/by-name/EFS of=/sdcard/efs_backup.img
Stock firmware does not contain your unique NV data, but flashing the (a special engineering firmware) can sometimes rebuild a minimal NV structure. Look for "COMBINATION" firmware for the SM-G920F. After flashing combination firmware, the phone may generate a new, albeit empty, NV Data file.