Xiaomi imposes a waiting period to prevent resellers from loading ads-free ROMs.

How to Unlock the Bootloader in Xiaomi Mi CC9 Meitu Edition: A Complete, Step-by-Step Guide

Here is the standard official process for unlocking the bootloader.

| Tool | Purpose | Link (official) | |------|---------|----------------| | | Unlocks bootloader | en.miui.com/unlock | | Xiaomi USB Driver | PC–phone communication | Inside Mi Unlock zip or from Xiaomi | | Mi Flash Tool (optional) | To flash fastboot ROMs later | Same website |