Is your phone a or an International/Unlocked version? Do you already have the unlock_token.bin file from OnePlus?
If you decide to return to a locked state (perhaps to sell the device or restore warranty eligibility), you can relock the bootloader. However, this requires special caution:
, which is a requirement for carrier-locked variants (typically T-Mobile models) before the bootloader can be unlocked please flash unlock token first oneplus better
If you own a standard, non-carrier OnePlus device, you likely missed the foundational unlock step. Turn off your device completely.
Unlocking process:
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adb reboot bootloader
The continuous string you copied in Part 1. Submit the form.
—Before any modification, backup partitions like persist, param, and EFS. These contain device-specific calibration data that cannot be recovered if lost. Is your phone a or an International/Unlocked version