| Tool | RPMB Clean Support | SK Hynix FFU | Key Features | |------|--------------------|--------------|---------------| | | Available via eMMC Task → Clean RPMB (eMMC Full Reset) | Supports repartitioning & repair | Android ToolBox integrates MediaTek support for RPMB counter reset; excellent for Samsung moviNAND and SK Hynix | | Flash64 | Yes (Erase RPMB Data for UFS/eMMC) | Added for hB8aP>, hC8aP>, hC9aP3, hDEaP3 models | Supports RPMB Key Reading, unlimited repartitioning, WP removal, and CID/CSD write | | Z3X EasyJTAG Tool | Read and detect state ("Clean" vs "Not Clean") | Inconsistent; often requires FFU file | Can reliably report RPMB status; RPMB cleaning may require separate vendor commands or FFU flash | | Medusa Pro | Limited (primarily via FFU) | Support varies by chip revision | More focused on general eMMC reading/writing; RPMB cleaning not a primary feature |
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The software will perform the FFU, which resets the RPMB counter and may also change the CID. F64 Ultra Box (Advanced) | Tool | RPMB Clean Support | SK
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Step-by-Step Technical Guide to Cleaning and Patching SK Hynix RPMB