In the "Download" tab of SP Flash Tool, ensure only the recovery partition is ticked. Locate the TWRP .img file, select Download only , and click the Download button. After connecting the powered-off device, the tool will flash TWRP. A green checkmark indicates success.
Your Sunmi V2 should now be successfully rooted. You can verify this by downloading a Root Checker app from the Play Store or running su commands via an ADB shell. Alternative Method: Custom Developer Firmware sunmi v2 root
Rooting a Sunmi V2 is significantly different from rooting a standard consumer smartphone. Because it is an enterprise payment terminal, Sunmi implements strict security protocols to prevent unauthorized tampering. In the "Download" tab of SP Flash Tool,