===== OPPO Find X2 Pro =====


==== Unlock region ====


=== Install loopback network device ===
  * run ''hdwwiz''
  * choose ''network adapters'' from ''add hardware wizard''
  * choose ''microsoft'', then ''Microsoft KM-TEST Loopback Adapter''
  * open ''device manager'', double click loopback adapter
  * in ''Advanced'' tab, update ''Network Address'' to ''704D7B61ABCD''
  * disable all other network adapters

=== now it's ready to unlock ===
  * On the phone, [[https://community.coloros.com/thread-29831-1-1.html|enable developer mode and debugging]]
  * use MTP mode
  * open ''Sec5.exe''
  * click ''unlock'' in ''Sec5.exe''
  * OK will be displayed on right panel and flicker a couple of times
  * dial ''*#3954391#''
  * dail ''*#391#''
  * choose desired region

[[https://forum.xda-developers.com/t/guide-switch-software-region-to-upgrade-to-coloros-11-and-enable-dual-sim.4191787/post-84774125|[GUIDE] Switch software region to Upgrade to ColorOS 11 and enable Dual Sim.]]