Method 1: The Standard "dload" Method (MicroSD Card / USB OTG)
| Region / Model | Region Code | Example Firmware Version | | :--- | :--- | :--- | | Europe | MAR‑LX1 | MAR‑LX1 9.1.0.300(C431E4R2P1) | | | MAR‑LX3 | 9.1.0.300(C635E4R2P1) | | Singapore / Asia | MAR‑LX2 | MAR‑LX2 9.1.0.300(C636E4R2P1) | | Russia | MAR‑LX1M | MAR‑LX1M 9.1.0.300(C10E6R2P1) |
Many users want to downgrade from EMUI 12 (Android 11) back to EMUI 10 (Android 10) due to battery drain or UI lag. This is possible but dangerous.
The phone will detect the file and begin the flashing process.
Huawei has changed its update strategy in recent years due to US sanctions. The P30 Lite originally launched with Android 9 (Pie) and EMUI 9.1. It later received Android 10 (EMUI 10) and Android 11 (EMUI 12). However, official over-the-air (OTA) updates are now sporadic.