This is the most sensitive part. Incorrect firmware installation can brick your device.
Get-WmiObject -Class Win32_TPM | Select-Object -Property *
As of 2025, many manufacturers are transitioning from legacy 8051-based embedded controllers to ARM Cortex-M or RISC-V architectures. The tpmt5522pc821 firmware represents a mature, stable platform, but long-term support (LTS) will eventually sunset. tpmt5522pc821 firmware