: Many users report that IMEI becomes "Unknown" and SIM cards stop working after flashing GSI ROMs.
Do not skip this section. Preparation is 80% of the work. custom rom for huawei y5 2019
However, the community found a workaround. If you are reading this article, you likely have a model (AMA-LX9 or similar) that can be unlocked using a paid service or a specific community exploit (often referred to as the "Potato" exploit or paid server unlock). : Many users report that IMEI becomes "Unknown"