This is the most common issue. The SSD’s firmware translation layer (FTL) has crashed. The drive is still detected in BIOS, but Windows shows it as 0 bytes. Some iterations show the drive as exactly 20MB (Rescue Mode).
Short the two ROM pins on the SSD PCB while connecting it to the PC. Configure MPTool: ys9082hp mptool
The YS9082HP controller is frequently found in budget-friendly and "white-label" SSD brands, such as: This is the most common issue
Navigate to the tab and select Edit Config (leave password blank). Save settings and return to the main tab. ys9082hp mptool
[ERROR] MP.READ FTL MAPPING.ECC FAIL AT LBA 0x4A3F2... [ERROR] MP.READ FTL MAPPING.TIMEOUT.