Enable Engineering Mode Android/Factory Mode For Any OnePlus Phone Without Root l Latest 2021

So, OnePlus disabled access to engineering mode for all OnePlus devices recently. So you'll not be able to access it now via dialing *#808# in dialer. There are root methods but now developers found no root method so follow video till the end.
Note: People using OnePlus 8 and 8 pro can enable x-ray mode using this method just enable this mod and under camera settings of factory mode click fourth back camera preview
and take photo as photochrome filter means now you can take x-ray type pics.
Dialer codes:
1) access imei codes:
*#06#
acess factory mode/engineering mode:Nord 2
*#808#
OP Feedback / Bug Report = *#800#
Engineering mode = *#899#
3) access bar code mode to enter copied code to unlock factory mode:
#*#5646#*#
Website link to decode your IMEI:
Link and full tutorial is given at our blogpost please do subcribe that blog too for daily updates
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