Samsung Galaxy Error Code Warranty void: 0x1: How to Fix It

Medium 1-2 hours Medium Severity Verified June 2026
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Error Code
Warranty void: 0x1
Brand
Samsung Galaxy
Product Type
mobile
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
1-2 hours
The Samsung Galaxy "Warranty void: 0x1" error appears when the Knox security counter has been tripped, typically by installing custom firmware or rooting the device. This permanently voids Samsung's warranty and cannot be reversed through software methods.
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Tools You'll Need

How to Fix Error Code Warranty void: 0x1

  1. Understand the Knox Security System

  2. Check Current Knox Status

  3. Flash Stock Firmware

    Back up all important data before flashing firmware. Incorrect firmware can permanently damage your device.

  4. Remove Root Access

  5. Reset Device to Factory Settings

    Factory reset will erase all personal data, apps, and settings permanently.

  6. Accept Warranty Limitations

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When to Call a Professional

Contact a professional mobile repair service if the device becomes bricked during firmware flashing, experiences hardware issues after Knox tripping, or if you're uncomfortable using Odin flasher software.

Frequently Asked Questions

Can I reset the Samsung Knox counter back to 0x0?
No, the Knox security counter is permanently stored in hardware and cannot be reset through any software method. Once it shows 0x1, it remains that way forever.
Will my Samsung Galaxy still work normally with Knox tripped?
Yes, your device will function normally after restoring stock firmware. However, Samsung Pay, Secure Folder, and some banking apps may not work due to security restrictions.
Does Knox 0x1 affect device performance or battery life?
No, the Knox counter status does not impact device performance, battery life, or core functionality. It only affects warranty coverage and certain security-dependent features.
Can I still get software updates with Knox tripped?
Yes, you can still receive official Samsung software updates through Settings > Software update as long as you're running stock firmware and the device isn't rooted.
Will Samsung repair my device with Knox 0x1 status?
Samsung will not provide free warranty repairs, but they may offer paid repair services. Third-party repair shops can still service devices with tripped Knox counters.

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