If the PS3111SB firmware upgrade tool fails, you have two advanced options:
: A built-in utility to attempt a raw image backup of the user data area before the flash process begins. Verification Checksums ps3111sb firmware upgrade tool
Because Phison does not release these tools to the public, they are primarily hosted on community-driven technical sites: Phison PS3111SB (PS3111-S11) Firmware Upgrade Tool If the PS3111SB firmware upgrade tool fails, you
: Ensure the PC is connected to a stable power source (UPS recommended) during the flash process. Troubleshooting Common Issues ps3111sb firmware upgrade tool