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GuestK00321
Guest
I was trying to sim unlock bad IMEI (financed) all services refused to unlock I managed to sim unlock very easy
1 you need to convert to international version follow this thread By AnonymousTipster ( great thanks ) (https://xdaforums.com/oneplus-6t/how-to/t-mobile-6t-to-international-t3888307 )
2 unlock bootloader
3 type this commands
adb reboot bootloader
fastboot erase modemst1
fastboot erase modemst2
fastboot reboot
thats all
you can also backup modemst1 and modemst2 files before this steps
you won't loose imei or have some problem phone works without any problem just tested
1 you need to convert to international version follow this thread By AnonymousTipster ( great thanks ) (https://xdaforums.com/oneplus-6t/how-to/t-mobile-6t-to-international-t3888307 )
2 unlock bootloader
3 type this commands
adb reboot bootloader
fastboot erase modemst1
fastboot erase modemst2
fastboot reboot
thats all
you can also backup modemst1 and modemst2 files before this steps
you won't loose imei or have some problem phone works without any problem just tested
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