Required installation of Sony PC Companion or Sony Update Service to ensure the PC recognized the device in "Flash Mode". ⚠️ Essential Usage Notes x10a 2.3? - Page 2 - Sony
| Operation | Description | Typical Risk Level | | :--- | :--- | :--- | | | Write raw binary images (preloader, uboot, boot, recovery, system, userdata) | High (brick if mismatched) | | Readback | Dump flash contents to a file | Low (forensic/data extraction) | | Format | Low-level erase of flash regions (FAT, EXT4, raw) | Critical (data loss) | | Memory Test | Verify RAM integrity before flashing | Low | | Checksum Verify | Compare flash vs. image file hash | Medium | flashtool v0291 13
The LED should turn , indicating "Flash Mode" is active. Required installation of Sony PC Companion or Sony