The installation of Android 10, 11,12,13,14,15，16 GSI rom methods has been completely changed since Nubia z17 was officially updated to version 6.28. The img style was changed from the original Aonly to AB and AB-vndklite.Requirements:installed:1.twrp_3.3.1_nx563j_Z17_20190811 https://drive.google.com/drive/folders/1t7WBiZBASlHIb7e8TI_aONODpwlPiBnL?usp=sharing(The benefit is that you can flash back the factory firmware version 6.28.for android12,13,14,15 GSI best to use...Read more