Use a stable Wi-Fi network to download large firmware files.
Remember: Always read the changelog before hitting "install." A minor version bump (e.g., from 13.0.3 to 13.0.4) is usually a security patch. A major version jump (e.g., JoyUI 13 to JoyUI 14) brings feature overhauls that may reset your preferences. Firmware Update on XIAOMI Black Shark 4
Do not flash a Chinese firmware update on a Global device. It will lock your bootloader, prevent OTA updates, and may brick the cellular modem. Always verify your ROM version in Settings > About Phone > MiUI Version . Use a stable Wi-Fi network to download large firmware files