| [[Oppo|OPPO]]|| Easy ([[MediaTek]]) or phones that bought in mainland China<ref>{{cite web | url=https://www.oppo.cn/thread-397164526-1 | title=帖子详情 - Oppo社区 }}</ref><br>Medium (Snapdragon). Only any phones in support list are possible to unlock Snapdragon-powered OPPO phone,.<ref>{{cite web | url=https://drive.proton.me/urls/33N5W4XGHW#tdsu-ADk9YyA | title=Proton Drive }}</ref> anyAny phones that's not in support lists is still possible if using paid tool also known as UnlockTool,. withoutWithout paid tool., It would be impossible to unlock. Unlocking is possible on some mediatek SoCs via MTKClient. Note that about fastboot binaries were removed, or locked by RSA key|| Snapdragon: https://us.docs.wps.com/l/sIIS95rToAcW2x7AG?v=v2<ref>{{cite web | url=https://www.reddit.com/r/Oppo/comments/1bx3kbt/comment/l3qzue1/?utm_source=share&utm_medium=web3x&utm_name=web3xcss&utm_term=1&utm_content=share_button | title=Tutorial can be foun… | date=12 May 2024 }}</ref>
MediaTek: MTKClient, sometimes MTK bypass utility are required beforehand
