Once you receive the unlock_token.bin file via email, download it to your ADB/Fastboot folder on your PC. Put your phone back into .
Here is everything you need to know about why this happens and how to resolve it the right way. Why Am I Seeing This Error?
Visit the official OnePlus Unlock Token Service page. You will need to provide: Your IMEI number. The Unlock Code you just retrieved. A valid email address. please flash unlock token first oneplus better
If you see "Please flash unlock token first," don't panic. It’s not a bug; it’s a gatekeeper. Apply for your token, wait for the email, flash the .bin file, and you’ll have a "better," fully unlocked OnePlus experience in no time.
You are using the manufacturer-sanctioned path, reducing the risk of a "permabrick." Once you receive the unlock_token
How to Fix the "Please Flash Unlock Token First" Error on OnePlus Devices
To get rid of this error, you first need to request your unique token from OnePlus. Why Am I Seeing This Error
The error "Please flash unlock token first" means your phone's internal security is waiting for a specific digital signature (the .bin file) provided by OnePlus to authorize the unlocking process. Without "flashing" this token into the device's memory, the bootloader will reject any attempt to modify the partitions. Step 1: Obtain Your Unlock Code (The "Better" Way)