Xiaomi 12T FAQ

Overview
1.Q：What are the features of Xiaomi 12T?
A：Improve your mobile experience with 5G technology. Enjoy faster download speeds, stream videos in higher quality, and play games with lower latency.
Xiaomi 12T smartphone supports dual SIM dual standby mode and enables strong network signals any time, allowing you to play games and make video calls without any lag.
The large 6.67" FHD+ display offers impressive viewing experience. On the front, the display is protected by Corning® Gorilla® Glass provides ample protection against drops and scratches.

Appearance
1．Q: What is the material of Xiaomi 12T screen protection glass? What kind of full lamination process is used for the screen?
A：GG5/full fit
2.Q：Does Xiaomi 12T have an LED charging indicator?
A：No.
3．Q：How is Xiaomi 12T RAM/ROM performance?
A: LPDDR5+UFS3.1.
4.Q：What kind of port does Xiaomi 12T use?
A：Xiaomi 12T supports type-c to 3.5mm adapter and supports type-c digital headphones.
5.Q:  Xiaomi 12T supports AI face unlock?
A:Yes, Xiaomi 12T's AI face unlock uses technologies such as face detection, posture assessment, quality assessment, feature extraction, face comparison, and liveness detection to achieve fast and safe face unlocking through high-precision intelligent matching.
Risk warning: Face recognition is not as secure as graphical passwords, digital passwords and hybrid passwords, and mobile phones can be unlocked by photos, similar-looking people, or objects with similar characteristics.
6.Q: Does Xiaomi 12T support water resistant?
A: Xiaomi 12T adopts IP53 water resistant ranking. Damage caused by invading liquids or dust is not covered by the warranty. In addition, the life dust splash function is degraded by daily wear and tear and cannot be permanently effective. Do not charge the phone while it is wet.
7.Q:What is the material of the middle frame? Is there any risk of bending and deformation of the whole machine? Is there a risk of paint peeling?
A: The material of the middle frame is plastic + embedded metal, the whole machine will be slightly deformed after bending, the appearance is NCVM + laser engraving process, there is a risk of paint peeling after violent collision;
8.Q:What screen does Xiaomi 12T use?
A：Xiaomi 12T uses a 6.67-inch LCD screen.
9.Q:Package contents:
A: Xiaomi 12T / SIM Eject Tool / Protective Case / Quick Start Guide / Warranty Card / Safety Information
10.Q: How is the charging performance of Xiaomi 12T?
A: Xiaomi 12T supports QC2.0/PD3.0/PD2.0 fast charge protocol + Mi FC 2.0 fast charge, up to 120W second charge. Fully charged in as fast as 19 minutes.

Hardware related
1.Q: How does the Xiaomi 12T front camera work?
A:The front camera of Xiaomi 12T uses 20MP.
2. Q: How about the rear camera of Xiaomi 12T?
A: The rear camera of Xiaomi 12T adopts 108MP (wide angle camera)+8MP (ultra-wide angle camera)+2MP (macro camera), with artificial intelligence scene detection function, can detect multiple scenes to create better images, and can shoot high quality video.
3.Q:Does Xiaomi 12T support anti-shake function?
A: The rear main camera supports OIS optical image stabilization, the front camera, the rear main camera, and the rear wide-angle support EIS.
4.Q: What is the screen resolution of Xiaomi 12T?
A: Xiaomi 12T uses a 1220*2712 FHD+ screen. Most of the apps on the market today can automatically recognize the size and resolution of the phone screen, so that they can be displayed in full screen on the screen. A few software or playing videos may not be able to be full-screen, and software that cannot be full-screen can force full-screen when setting full-screen, without black borders.
Note: If the app that the user is currently using is abnormally displayed and the screen ratio is unbalanced, it is recommended that the user submit feedback in the Home screen>>Tools>>Services and feedback, module selection More>>Third-party applications>>Select the corresponding application name , and describe the application name and problem in detail, and describe the application name problem in detail, we will contact the application developer as soon as possible for adaptive updates.
5.Q:What features does the Xiaomi 12T screen have? Does it support Sunlight display、Reading Mode and Night mode?
A: Xiaomi 12T uses 6.67" FHD+ inches. It supports Sunlight display and Reading Mode, does not support Night mode.
6.Q: What kind of SIM card can be used with Xiaomi 12T?
A: Xiaomi 12T adopts Nano+Nano card slot design.
Note 1: It is not recommended to cut the card by yourself, which may cause the card to be damaged, the card cannot be recognized or the SIM card cannot be taken out.
7.Q: Does Xiaomi 12T support 5G and how about esim card?
A:5G is supported, and esim is not supported.
8.Q:Does Xiaomi 12T support VoLTE HD voice calling function?
A: Xiaomi 12T supports VoLTE (high-definition voice calls). Using this function, the call speed is faster and the call quality is better. It requires the support of the SIM card operator, and the area has VoLTE network signal coverage.
9.Q: Does Xiaomi 12T support VoWiFi?
A: Xiaomi 12T supports VoWiFi.
10.Q: Does Xiaomi 12T support NFC?How about 2.4G/5G WiFi protocol?
A: Xiaomi 12T supports NFC. 2.4G supports b/g/n/ax, 5G supports a/n/ac/ax.
11.Q: Does Xiaomi 12T support WiFi Direct\WiFi Display?
A: Xiaomi 12T supports WiFi direct\WiFi Display.
12.Q: What Bluetooth version does Xiaomi 12T use?
A: Xiaomi 12T adopts Bluetooth version Bluetooth 5.2, supports HID, and can connect to external devices such as Bluetooth mouse and Bluetooth keyboard.
13.Q: Does Xiaomi 12T support radio function?
A: Not supported. 
14.Q: Global version network bands：
A: 2G: GSM: 850 900 1800 1900 MHz
3G: WCDMA: B1/2/4/5/6/8/19
4G: LTE FDD: B1/2/3/4/5/7/8/12/13/17/18/19/20/26/28/32/66
4G: LTE TDD: B38/40/41
5G: n1/n3/n5/n7/n8/n20/n28/n38/n40/n41/n66/n77/n78

System related
1.Q: Does Xiaomi 12T have a voice assistant?
A: Xiaomi 12T has Google voice assistant.
2.Q: Does Xiaomi 12T support high volume mode?
A: Xiaomi 12T supports high volume mode. After turning the call volume to the maximum, press the volume + key up to turn on the high volume mode. The capacity of the receiver can be increased again by optimizing the software and underlying hardware. At the same time, Xiaomi 12T supports external volume amplification, which greatly improves the external playback volume and sound quality of the phone.
3.Q: Does Xiaomi 12T support big MAC fonts?
A: Xiaomi 12T supports big MAC fonts, making it easier and more convenient for the elderly to read large characters.
The path: Settings >> Display >> Font Size >> Adjust to "big MAC".
4.Q: Does Xiaomi 12T support split screen mode?
A: Xiaomi 12T supports split screen mode.
5.Q: Does Xiaomi 12T support full screen gestures?
A:Xiaomi 12T supports full-screen gestures, which can be directly selected when booting for the first time, or can be switched in the full-screen option of system settings after entering the system.
6.Q: Does Xiaomi 12T support one-handed mode?
A: Xiaomi 12T supports one-handed mode.
7.Q: Does Xiaomi 12T support double tap to turn on the screen?
A: Xiaomi 12T supports double-tap to turn on and off the screen (the system is turned off by default), which needs to be turned on manually.
Open the double-tap to wake up setting path:Settings >> Lock Screen >> Double-tap to turn on and off the screen.
8.Q: How does Xiaomi 12T perform hardware detection?
A:  For Xiaomi 12T, there are two ways of hardware detection:
Method 1: Enter "*#*#64663#*#*" in the dial-up interface, or enter "*#*#6484#*#*".
Method 2: In Settings >> About Phone >> All specs, click "Kernel Version" four times.
9.Q: Does Xiaomi 12T have Bootloader lock installed?
A: In order to improve the security of user data, ensure the reliability of the mobile phone search function, and prevent scalpers from flashing third-party ROMs in batches, resulting in system problems such as user information leakage, Xiaomi 12T adds Bootloader lock.
10. Q: Does Xiaomi 12T support factory reset mode with empty data?
A: Xiaomi 12T supports factory reset mode, which can clear all data. Enter recovery mode: In shutdown state, press and hold the volume + and power keys until the Mi Logo appears on the screen to enter the factory recovery mode