Download and run the BIOS update (ensure your battery is charged to at least 10% and the AC adapter is plugged in). 4. Verify in Windows
If the BIOS detects the TPM but Windows does not, the driver stack may be corrupt. dell vostro 5568 tpm device not detected extra quality
Shut down and unplug the AC adapter. If you’re comfortable opening the case, disconnect the main battery and the CMOS (coin-cell) battery for 30 seconds to fully discharge static power. 2. Check the "Hidden" BIOS Settings Download and run the BIOS update (ensure your
to discharge static power. Reconnect the power and turn the laptop back on. 2. Enable TPM in BIOS Shut down and unplug the AC adapter
Are you seeing the TPM option in your , or is it completely missing ? What version of Windows are you currently running?
Reboot, press F2 to enter BIOS. Navigate to Security → TPM 2.0 Security → TPM On . Set it to “Enabled.” Also, ensure that PPI Bypass for Enable Commands is checked. Save and exit.