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How to Fix Highguard Machine Integrity Failed Error 0xE0670402 Secure Boot Disabled

Lim How Wei
January 29, 2026

Highguard is a PvP raid shooter with “Wardens,” arcane gunslingers battling for dominance.

Teams of three must secure a customizable stronghold and mount up to scavenge the open world.

The heart of the conflict involves seizing the legendary “Shieldbreaker” sword from magical storms.

Once the shields are down, attackers must destroy the base’s internal generators or anchor stone.

In this guide, you’ll learn how to fix Highguard “Machine Integrity Failed. ERROR: 0xE0670402 Secure Boot disabled”.

How to Fix Highguard Machine Integrity Failed Error 0xE0670402 Secure Boot Disabled

  1. Search for “Settings” using Windows Search and open it.
  2. System > Recovery > Advanced Startup > Restart now.
  3. Troubleshoot > Advanced options > UEFI Firmware Settings > Restart.
  4. Press “F2” > Settings > Miscellaneous > AMD CPU fTPM/Intel Platform Trust Technology (PTT) > Enabled.
  5. Boot > CSM Support > Disabled.
  6. Double-click “Secure Boot” to expand it (if the options below are not showing).
  7. Change “Secure Boot” to “Enabled”.
  8. Change “Secure Boot Mode” to “Custom”.
  9. Select “Restore Factory Keys” > Yes (for Install factory defaults) > No (for Reset without saving).
  10. Select “Save & Exit” at the top and launch Highguard!

Further reading

How to Fix SecureBoot is Not Enabled in Battlefield REDSEC

How to Fix Please Update Your AMD Radeon Driver Error in Battlefield REDSEC

How to Fix Please Update Your NVIDIA GeForce Driver Error in Battlefield REDSEC

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Lim How Wei

Lim How Wei is the founder of followchain.org, with 10+ years of experience in Social Media Marketing and 5+ years of experience as an active investor in stocks and cryptocurrencies. He has researched, tested, and written thousands of articles ranging from social media platforms to messaging apps.

Lim has been quoted and referenced by major publications and media companies like WikiHow, Fast Company, HuffPost, Vice, New York Post, The Conversation, and many others. One of his articles about the gig economy was quoted by Joe Rogan, who hosts The Joe Rogan Experience (the most popular podcast in the world), in the This Past Weekend podcast (the third most popular podcast in the world as of 2026) by Theo Von.

In his free time, Lim uploads personal finance videos on his YouTube channel, Lim Finance, to guide others on their financial journey. He also creates gaming guides, walkthroughs, solutions, and tips for the games he plays, helping players with their progression.