Before diving into complex settings, try a hardware reset to clear any static or temporary glitches that might hide the TPM from the system. the laptop and disconnect the AC adapter.
Note: This will delete your current encryption keys. Suspend BitLocker before doing this. Press and type tpm.msc . In the right-hand "Actions" pane, click Clear TPM . Follow the prompts to restart. dell vostro 5568 tpm device not detected extra quality
| Cause Category | Specific Issue | Likelihood | |----------------|----------------|-------------| | | TPM hidden or turned off in Security settings | High | | Firmware PTT conflict | Intel Platform Trust Technology (PTT) enabled instead of discrete TPM | Medium | | Corrupted TPM driver/stack | Windows TPM software enumeration fails | Medium | | BIOS corruption | NVRAM containing TPM configuration damaged | Low | | Hardware failure | Discrete TPM chip failed or loose on motherboard | Very Low (but possible) | Before diving into complex settings, try a hardware