Enable OEM unlocking
- Open settings, scroll down, and click on “About phone”
- Scroll down and click rapidly 7 times on “build number” to unlock developer options
- Go one step up and click system and then click on Advance
- Click on developer options
- Enable the radio button for “OEM unlocking”
- Click "Enable" for enabling OEM unlocking
S Shay is the author of this solution article.