: Older versions running on MediaTek MT6739WA (Android 7.1) have been successfully rooted using exploits like (CVE-2020-0069). V2 Pro (Qualcomm)

Sunmi V2 with 4G modem: Contact your for an unlock code — not a typical retail unlock like phones.

Rooting is often sought to bypass Sunmi’s proprietary APIs and gain direct control over the built-in thermal printer. Standard V2 (MediaTek)

The easiest path is the (Method 2). If you are not technical, hire a local phone repair shop to flash the Global Stock ROM . Avoid "unlock code" websites.

If the free method fails, use a professional FRP bypass tool like Tenorshare 4uKey for Android or iMyFone LockWiper . These tools connect via ADB and remove the lock in 2 minutes.

The most common issue with the Sunmi V2 is booting into a (Factory Mode). This mode prevents you from accessing the Android launcher.

Press and hold the and Volume Down (-) simultaneously.