Players of Call of Duty’s DMZ Early Access are encountering a critical error where the game reports a "Failed Attestation Status" despite meeting all security requirements like TPM 2.0, Secure Boot, and UEFI mode. This bug locks affected users out of DMZ, preventing access to the game list even for those who have purchased Modern Warfare 4. The community is urging developers and hardware makers such as Acer to resolve BIOS compatibility issues and fix the attestation process. This lockout is causing significant frustration among paying players as of October 2026.
- Issue affects players with compliant security setups including TPM 2.0 and Secure Boot.
- Community calls for BIOS and attestation fixes from developers and manufacturers.