If your phone is stuck in a boot loop, the fastest fix is to clear the cache and user data.
Boot the phone into by holding Power + Volume Down until the Fastboot logo appears. Connect the phone to your PC via USB.
Load the matching Authentication File ( auth_sv5.auth ) if prompted. How to Unbrick REDMI 14C
Xiaomi devices use an "Anti-Rollback" feature. If you tried to flash an older ROM (Android 13 over HyperOS, for example), you triggered the anti-rollback protection. The phone is now dead with a black screen.
Click the button. Your device should appear under the "device" column with a unique ID. Look at the bottom options bar of the Mi Flash Tool: If your phone is stuck in a boot
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
specific to the Redmi 14C (usually included in the factory ROM or tool package). Step 1: Install LibUSB Drivers Download and open LibUSB-Win32 . Run the driver wizard and select Install a device filter . Load the matching Authentication File ( auth_sv5
Flashing tools and drivers work most reliably on Windows 10 or 11.
Press and hold the and Power buttons simultaneously.
Disconnect and reconnect your phone while holding the buttons.
Download firmware from trusted sources like XM Firmware Updater, MIUI Downloader, or XiaomiROM.com. Always verify the firmware matches your device's codename: for standard Redmi 14C, flame for Redmi 14C 5G.