Download dulu bahannya dibawah ini...
masuk CWM:
Tekan tombol vol -/down dan on/off bersamaan
1. pilih wipe data/factory resset => yes
2. pilih wipe cache partition => yes
3. pilih mounts and storage => format system => yes => ++++GO Back++++
4. pilih backup and restore => restore => pilih stockrom_cross_A28_Oke_TESTED BY ME => yes
5. reboot