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% tpm2_startup(1) tpm2-tools | General Commands Manual
# NAME
**tpm2_startup**(1) - Send a startup command to the TPM.
# SYNOPSIS
**tpm2_startup** [*OPTIONS*]
# DESCRIPTION
**tpm2_startup**(1) - Send a **TPM2_Startup** command with either
**TPM_SU_CLEAR** or **TPM_SU_STATE**.
# OPTIONS
* **-c**, **\--clear**:
Startup type sent will be **TPM_SU_CLEAR** instead of **TPM2_SU_STATE**.
## References
[common options](common/options.md) collection of common options that provide
information many users may expect.
[common tcti options](common/tcti.md) collection of options used to configure
the various known TCTI modules.
# EXAMPLES
## Send a TPM Startup Command with flags TPM2\_SU\_STATE
```bash
tpm2_startup
```
## Send a TPM Startup Command with flags TPM2\_SU\_CLEAR
```bash
tpm2_startup -c
```
# NOTES
Typically a Resource Manager (like [tpm2-abrmd](https://github.com/tpm2-software/tpm2-abrmd))
or low-level/boot software will have already sent this command.
[returns](common/returns.md)
[footer](common/footer.md)
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