@Ju5t3nC4s3 very kindly shared with me a cool trick to make the Developer Options OEM unlock option work despite a SIM lock. Here is my variant of the trick. Exit Development Settings, then do:
The go back to Development Settings and the switch should now work.
If you later want to do an official SIM unlock, you will need to do:
I'm now waiting on the unlock.bin from OnePlus.
If you flip the OEM unlock switch in Developer Settings, you can re-enable the qualcomm app and the unlock will stay (but will be grayed-out again).
Code:
adb shell pm disable-user com.qualcomm.qti.uim
The go back to Development Settings and the switch should now work.
If you later want to do an official SIM unlock, you will need to do:
Code:
adb shell pm enable com.qualcomm.qti.uim
I'm now waiting on the unlock.bin from OnePlus.
If you flip the OEM unlock switch in Developer Settings, you can re-enable the qualcomm app and the unlock will stay (but will be grayed-out again).