Partitions That We Must Backup in UFS
UFS (Universal Flash Storage) is widely used in modern smartphones for fast performance. Backing up essential partitions is critical before flashing or repairing mobile devices. It ensures you can restore important data if something goes wrong during the process. Not all partitions are equally important — some are must-backup for safety and recovery. This guide highlights the key partitions that should always be backed up in UFS-based devices.
Key Features: of Partitions That We Must Backup in UFS
- Protects device IMEI, calibration, and security data with proper partition backup.
- Identifies critical partitions like boot, modem, persist, nvdata, nvram, and efs.
- Prevents device malfunction or loss of network/baseband after formatting.
- Works with tools like QPST, UMT, CM2, EFT Pro, and SP Flash Tool.
- Recommended before unlocking, repairing, or changing firmware.
- Backup files can be restored easily if errors occur during service operations.
How to Use:
- Connect the device to PC using a supported flashing or service tool.
- Identify and select the important partitions like nvram, nvdata, efs, persist, etc.
- Use the tool’s “Read” or “Backup” function to save these partitions.
- Store the backup files safely on your computer or cloud storage.
- Before flashing or unlocking, ensure the backup is verified and complete.
- If needed, restore the backup using the same tool to recover device function.
Conclusion:
Backing up key UFS partitions is essential for safe mobile servicing. It protects vital data and helps avoid permanent device damage or data loss. Using the right tools and methods ensures a smooth backup and restore process. Every technician should make it a habit before performing risky operations. Stay safe, and always backup before you flash or unlock a device.
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