If you bought a used Samsung phone or want to check your own device, verifying the Knox status is simple: Turn off your device completely.
: The only verified way to return a device to a 0x0 state is to replace the phone's Printed Board Assembly (PBA) or motherboard. Historical Software Exceptions reset knox warranty void 0x1 back to 0x0
Summary
Once you modify your device's official firmware, a security counter flips from 0x0 to 0x1 . This status change permanently alters your device's feature set and warranty status. If you bought a used Samsung phone or
If you have already tripped Knox and want to continue using your phone (even without Samsung Pay or Secure Folder), you can still: This status change permanently alters your device's feature
Using Magisk modules helps pass basic integrity checks, allowing your third-party banking apps and Google Wallet to continue working normally. 2. Shifting to Google Services