Or More Components Might Be Unbootable Link - Fastboot Error Failed To Boot Into Userspace Fastboot One

Sometimes the "unbootable" error is a security flag triggered by Android Verified Boot (AVB). If you are flashing a custom vbmeta.img , use these flags:

To understand the error, you must first understand a relatively new concept in the Android world: . Sometimes the "unbootable" error is a security flag

fastboot flash boot boot.img fastboot flash dtbo dtbo.img (if applicable) fastboot flash vbmeta vbmeta.img --disable-verity --disable-verification Sometimes the "unbootable" error is a security flag

fastboot flash boot custom_boot.img

If VBMeta is correct, the boot or init_boot partition might be broken. Sometimes the "unbootable" error is a security flag