Xiaomi 14T FAQ

Product Information
1. Q: What is the product information of the Xiaomi 14T?
A: Its product brand is Xiaomi, which belongs to the Phone product category. It is set to launch on September 26, 2024, and sales will also begin on the same date.
 
2. Q: How many color options does the Xiaomi 14T have?
A: The Xiaomi 14T is available in 4 colors: Lemon Green, Titan Black, Titan Bray and Titan Blue.
 
Dimensions and Weight
1. Q: What are the dimensions of the Xiaomi 14T?
A:
  1. Height: 160.5 mm;
  2. Width: 75.1 mm;
  3. Thickness: Glass: 7.8mm, PU: 7.95 mm.
Note:
  1. Data comes from Xiaomi Internal Labs. Industry measurement methods may vary. Actual results may vary.
  2. Product may vary by region, please refer to the actual product.
 
2. Q: What is the weight of the Xiaomi 14T?
A: Glass: 195 ± 3 g, PU: 193 ± 3 g
 
Screen
1. Q: What is the screen size of the Xiaomi 14T?
A: The screen size of the Xiaomi 14T is 6.67-inch.
 
2. Q: What is the screen resolution of the Xiaomi 14T?
A: The screen resolution of the Xiaomi 14T is 2712 × 1220.
 
3. Q: What is the PPI (Pixels Per Inch) of the Xiaomi 14T screen?
A: The Xiaomi 14T has a pixel density of 446 PPI.
 
4. Q: What is the display refresh rate of the Xiaomi 14T?
A: The Xiaomi 14T features a screen refresh rate of 60 Hz/120 Hz/144 Hz.
 
5. Q: What is the touch sampling rate of the Xiaomi 14T?
A: The touch sampling rate of the Xiaomi 14T is up to 480 Hz and in Game mode is 2160 Hz.
 
6. Q: What is the brightness of the Xiaomi 14T?
A:
  1. Local peak brightness: 4000 nits;
  2. HBM: 1600 nits;
  3. Manual maximum brightness (typ): 500 nits;
  4. Manual maximum brightness (sunlight mode): 700 nits.
 
7. Q: What kind of screen does the Xiaomi 14T use?
A: The Xiaomi 14T features an OLED screen provided by CSOT and Tianma, utilizing capacitive multi-touch screen technology for its touch screen functionality.
 
8. Q: What is the number of colors of the Xiaomi 14T screen?
A: The number of colors of the Xiaomi 14T screen is 68.7 billion.
 
9. Q: What is the display color gamut of the Xiaomi 14T?
A: The display color gamut of the Xiaomi 14T is DCI-P3.
 
10. Q: Does the Xiaomi 14T support screen color temperature adjustment?
A: The Xiaomi 14T supports stepless color temperature adjustment.
 
11. Q: What is the screen contrast ratio of the Xiaomi 14T?
A: The screen contrast ratio of the Xiaomi 14T is 5000000:1.
 
12. Q: What is the screen fit type of the Xiaomi 14T?
A: The screen fit type of the Xiaomi 14T is full lamination (on-cell).
 
13. Q: What is the screen protection glass type of the Xiaomi 14T?
A: The Xiaomi 14T uses Gorilla Glass 5 for screen protection.
 
14. Q: Does the Xiaomi 14T have an oleophobic screen layer?
A: Yes, the Xiaomi 14T has an oleophobic screen layer.
 
15. Q: Does the Xiaomi 14T support to double tap the screen to wake up?
A: The Xiaomi 14T supports to double tap the screen to wake up.
 
16. Q: Does the Xiaomi 14T support the Raise to wake function?
A: The Xiaomi 14T supports the Raise to wake function.
 
17. Q: Does the Xiaomi 14T support Always-on Display (AOD)?
A: The Xiaomi 14T supports Always-on Display.
 
18. Q: Does the Xiaomi 14T support Super Wallpaper?
A: The Xiaomi 14T supports Super Wallpaper.
 
19. Q: Does the Xiaomi 14T support Sunlight mode?
A: The Xiaomi 14T supports Sunlight mode.
 
20. Q: What is the default dimming method of the Xiaomi 14T screen?
A: The default dimming method for the Xiaomi 14T is DC dimming for high brightness and up to 3840Hz high-frequency PWM dimming for low brightness.
 
21. Q: Does the Xiaomi 14T support anti-banding?
A: The Xiaomi 14T does not support anti-banding.
 
22. Q: Does the Xiaomi 14T support Reading mode?
A: The Xiaomi 14T supports Classic and Paper.
 
23. Q: Does the Xiaomi 14T support the HDR display?
A: The Xiaomi 14T supports HDR10+.
 
SOC
1. Q: What is the processor manufacturer of the Xiaomi 14T?
A: The processor manufacturer of the Xiaomi 14T is MTK.
 
2. Q: What is the SoC model of the Xiaomi 14T?
A: The SoC model of the Xiaomi 14T is MT6897.
 
3. Q: How many CPU cores does the Xiaomi 14T have?
A: The Xiaomi 14T has 8 CPU cores.
 
4. Q: What is the CPU core frequency of the Xiaomi 14T?
A: The CPU core frequency of the Xiaomi 14T is 3.35 GHz.
 
5. Q: What is the CPU core architecture of the Xiaomi 14T?
A: The Xiaomi 14T adopts Armv9 architecture.
 
6. Q: What is the CPU bit width of the Xiaomi 14T?
A: The CPU bit width of the Xiaomi 14T is 64-bit.
 
7. Q: What is the CPU process of the Xiaomi 14T?
A: The CPU process of the Xiaomi 14T is a 4 nm process.
 
8. Q: What is the GPU model of the Xiaomi 14T?
A: The GPU model of the Xiaomi 14T is Mali-G615 MC6.
 
9. Q: What kind of NPU does the Xiaomi 14T come with?
A: The Xiaomi 14T comes with MediaTek NPU 780.
 
Storage
1. Q: What are the RAM and ROM specifications of the Xiaomi 14T?
A:
  1. RAM: LPDDR5X (12 GB);
  2. ROM: UFS 4.0 (256 GB/512 GB).
Please note that system files and built-in applications will occupy the phone's memory. The actual available memory is subject to the actual product.
 
2. Q: Does the Xiaomi 14T support memory expansion?
A: The Xiaomi 14T supports 4 GB, 6 GB and 8 GB memory expansion. Additionally, 256 GB default 4 GB and 512 GB default 6 GB.
 
3. Q: Does the Xiaomi 14T support expanded storage?
A: Not support.
 
4. Q: Does the Xiaomi 14T support UFS storage extension?
A: Yes, The supported UFS storage extensions are as follows: 12 GB, 256 GB+8 GB ultra space/12 GB, 512 GB+16 GB ultra space.
 
Network
1. Q: What are the network formats of the Xiaomi 14T?
A: The network formats of the Xiaomi 14T are GSM, UMTS, LTE, SA and NSA.
 
2. Q: What network bands does the Xiaomi 14T support?
A:
  1. 5G SA: n1/2/3/5/7/8/12/20/26/28/38/40/41/48/66/77/78;
  2. 5G NSA: n1/3/5/7/8/20/28/38/40/41/66/77/78;
  3. 4G: LTE FDD: B1/2/3/4/5/7/8/12/13/17/18/19/20/26/28/32/66;
  4. 4G: LTE TDD: B38/40/41/42/48;
  5. 3G: UMTS: B1/2/4/5/6/8/19;
  6. 2G: GSM: B2/3/5/8.
Note:
Connectivity and network bands may vary based on region availability and local operator support.
 
3. Q: Which operators does the Xiaomi 14T support?
A: The Xiaomi 14T supports multiple operators, including TEF, VDF, DT, ORG, H3G, AMX, etc.
 
4. Q: Does the Xiaomi 14T support SIM primary and secondary card distinction?
A: The Xiaomi 14T supports SIM primary and secondary card distinction.
 
5. Q: Does the Xiaomi 14T support 4G+?
A: The Xiaomi 14T supports 4G+.
 
6. Q: Does the Xiaomi 14T support 4G carrier aggregation?
A: The Xiaomi 14T supports 4G carrier aggregation.
 
7. Q: Does the Xiaomi 14T support high-order modulation?
A: The Xiaomi 14T supports high-order modulation.
 
8. Q: Does the Xiaomi 14T support VoLTE HD voice calls?
A: The Xiaomi 14T supports VoLTE HD voice calls.
 
9. Q: Does the Xiaomi 14T support VoNR?
A: The Xiaomi 14T supports VoNR.
 
10. Q: Does the Xiaomi 14T support dual SIM full network access?
A: The Xiaomi 14T supports dual SIM full network access.
 
11. Q: Does the Xiaomi 14T support dual 5G standby (internet only)?
A: The Xiaomi 14T supports dual 5G standby (internet only).
 
12. Q: Does the Xiaomi 14T support dual 4G?
A: The Xiaomi 14T supports dual 4G.
 
13. Q: Does the Xiaomi 14T support 5G network mode?
A: The Xiaomi 14T supports 5G network mode.
 
14. Q: Does the Xiaomi 14T support smart dual SIM switching?
A: Not support.
 
15. Q: Does the Xiaomi 14T support scene adaption?
A: Not support.
 
16. Q: Does the Xiaomi 14T support fixed-point network optimization?
A: Not support.
 
17. What is the SIM card slot type of the Xiaomi 14T?
A: The Xiaomi 14T comes with a stacked dual SIM card slot.
 
18. Where is the SIM card slot located on the Xiaomi 14T?
A: The SIM card slot is located on the bottom left of the device, with SIM1 positioned inward and SIM2 positioned outward.
 
Camera
1. Q: What is the rear camera CMOS supplier of the Xiaomi 14T?
A: The rear camera CMOS supplier for the Xiaomi 14T is Sony.
 
2. Q: What is the rear camera CMOS model of the Xiaomi 14T?
A: The rear camera CMOS model of the Xiaomi 14T is the IMX906.
 
3. Q: What are the rear camera multi-camera solutions of the Xiaomi 14T?
A: The rear camera multi-camera solution of the Xiaomi 14T includes a main camera with AF, an ultra-wide camera with FF, and a telephoto camera with AF.
 
4. Q: What are the rear camera pixels of the Xiaomi 14T?
A: The Xiaomi 14T has a 50MP main camera, a 50MP telephoto camera, and a 12MP ultra-wide camera.
 
5. Q: What is the rear camera sensor size of the Xiaomi 14T?
A: The rear camera sensor size of the Xiaomi 14T is 1/1.56.
 
6. Q: What are the rear camera lens numbers of the Xiaomi 14T?
A: The rear camera lens configuration of the Xiaomi 14T is 1G+6P.
 
7. Q: What is the rear camera aperture of the Xiaomi 14T?
A: The rear camera aperture of the Xiaomi 14T is f/1.77.
 
8. Q: What is the rear main camera element size of the Xiaomi 14T?
A: The main camera’s element size is 2.0 μm.
 
9. Q: What are the field of view (FOV) angles of the rear camera on the Xiaomi 14T?
A: The field of view (FOV) angle of the rear camera on the Xiaomi 14T is 86.45°.
 
10. Q: What are the recommended shooting distance of the rear cameras on the Xiaomi 14T?
A: The recommended shooting distance for the rear cameras on the Xiaomi 14T is 10 cm to infinity.
 
11. Q: What is the zoom magnification range supported by the camera on the Xiaomi 14T?
A: The zoom magnification range supported by the camera on the Xiaomi 14T is from 0.6x to 10x.
 
12. Q: What focus modes are supported by the rear cameras on the Xiaomi 14T?
A: The focus modes supported by the rear cameras on the Xiaomi 14T include: main camera with AF, wide-angle with FF, and telephoto with AF.
 
13. Q: Does the rear camera of the Xiaomi 14T support HDR photos?
A: The rear camera of the Xiaomi 14T supports HDR photos.
 
14. Q: Does the rear camera of the Xiaomi 14T support slow motion video?
A: The rear camera of the Xiaomi 14T supports slow motion video.
 
15. Q: Does the rear camera of the Xiaomi 14T support fast-motion video recording?
A: Not support.
 
16. Q: Does the rear camera of the Xiaomi 14T support the anti-shake function?
A: The rear camera of the Xiaomi 14T supports both EIS (Electronic Image Stabilization) and OIS (Optical Image Stabilization) anti-shake functions.
 
17. Q: Does the rear camera of the Xiaomi 14T support continuous shooting?
A: The rear camera of the Xiaomi 14T supports continuous shooting.
 
18. Q: Does the Xiaomi 14T support the rear flashlight?
A: The Xiaomi 14T supports the rear flashlight.
 
19. Q: What is the front camera CMOS supplier of the Xiaomi 14T?
A: The front camera CMOS supplier of the Xiaomi 14T is Samsung.
 
20. Q: What are the parameters of the front camera of the Xiaomi 14T?
A:
  1. Pixel size: 0.64 μm;
  2. Focus method: FF;
  3. Pixels: 32MP;
  4. Aperture: f/2.0.
 
21. Q: Does the front camera of the Xiaomi 14T support HDR photos?
A: The front camera of the Xiaomi 14T supports HDR photos.
 
22. Q: Does the front camera of the Xiaomi 14T support the selfie fill light?
A: The front camera of the Xiaomi 14T supports the selfie fill light.
 
Camera Function Support List
1. Q: What is the video recording specification of the Xiaomi 14T?
A:
  1. Rear camera video recording: 4K (3840 x 2160) video recording at 24 fps, 30 fps, 60 fps/1080p (1920 x 1080) HD video recording at 30 fps, 60 fps/720p (1280 x 720) HD video recording at 30fps;
  2. Slow motion video: 720p 120 fps, 240 fps, 960 fps/1080p 120 fps, 240 fps, 960 fps;
  3. Front camera video recording: 4K (3840 x 2160) video recording at 30 fps/1080p (1920 x 1080) HD video recording at 30 fps, 60 fps/720p (1280 x 720) HD video recording at 30 fps.
 
2. Q: What camera features does the Xiaomi 14T support?
A:
  1. Rear camera photography features: Two Leica photographic styles (Leica Authentic Look, Leica Vibrant Look)Leica filters/Leica classic shutter sound/Leica watermark/Master-lens system(35mm Documentary lens, 50mm Swirly bokeh lens, 75mm Portrait lens and 90mm Soft focus lens)/Xiaomi ProFocus(Motion tracking focus, eye tracking focus and motion capture)/Xiaomi ProCut/Lightning Burst/Night mode (wide/ultra-wide/telephoto)/Portrait mode(Leica portrait style, Master portrait style)/Digital zoom up to 20x/HDR/50MP mode(wide/telephoto)/AI camera/Panorama/Slow motion/Long exposure/Documents/Pro mode/Image formats captured: DNG, HEIF, JPEG/RAW mode;
  2. Rear camera video features: Movie mode/MasterCinema/HDR10+ video recording/ShootSteady/Short video/Dual video/Time-lapse/Ultra Night Video/Director mode/Video pro mode/Video log format;
  3. Front camera photography features: Night mode/HDR/Portrait mode/Palm shutter/Voice shutter/Timed burst/Selfie timer/Screen flashlight/HDR10+ video recording;
  4. Front camera video features: Video teleprompter/Slow motion selfie/Time-lapse selfie.
 
Wireless Communication
1. Q: Does the Xiaomi 14T support 2.4 GHz/5 GHz Wi-Fi?
A: The Xiaomi 14T supports 2.4 GHz and 5 GHz Wi-Fi.
 
2. Q: What is the Wi-Fi maximum rate of the Xiaomi 14T?
A: The maximum Wi-Fi rate of the Xiaomi 14T is 2402Mbps.
Note:
  1. The Xiaomi 14T supports 802.11ax 160 MHz bandwidth, with a theoretical maximum rate of 1.2 Gbps for a single stream at 1024QAM. It also features 2 x 2 antennas, allowing for a theoretical maximum rate of 2.4 Gbps for a two-antenna stream (1.2 Gbps x 2);
  2. The rate marked here is the ideal laboratory rate, which is the theoretical peak value of the physical layer. It will be significantly reduced due to protocol overhead (such as data packet encapsulation, verification, retransmission), signal interference, etc. At the same time, the terminal device's WiFi download rate is also related to the number of device antennas and the generation of wireless network technology supported by the setting.
 
3. Q: Does the Xiaomi 14T support Wi-Fi Direct?
A: The Xiaomi 14T supports Wi-Fi Direct.
 
4. Q: Does the Xiaomi 14T support the Wi-Fi Display?
A: The Xiaomi 14T supports Wi-Fi Display.
 
5. Q: Does the Xiaomi 14T support MU-MIMO?
A: The Xiaomi 14T supports 2 x 2 MIMO, 8x8 Sounding for MU-MIMO.
 
6. Q: How many Wi-Fi antennas are in the Xiaomi 14T?
A: The Xiaomi 14T has 4 antennas.
 
7. Q: Does the Xiaomi 14T support multi-network parallel acceleration?
A: The Xiaomi 14T supports multi-network parallel acceleration.
 
8. Q: Does the Xiaomi 14T support opening Wi-Fi and hotspots at the same time?
A: The Xiaomi 14T supports opening Wi-Fi and hotspots at the same time.
 
9. Q: Does the Xiaomi 14T support the NFC function?
A: The Xiaomi 14T supports the NFC read/write card function and analog cards function.
Note:
The availability of NFC features may differ by region. Please refer to the support situation of local official channels.
 
10. Q: Does the Xiaomi 14T support the eID citizen network electronic identification?
A: The Xiaomi 14T does not support the eID citizen network electronic identification.
 
11. Q: Does the Xiaomi 14T support Car keys?
A: The Xiaomi 14T supports Car keys.
 
12. Q: What Bluetooth version does the Xiaomi 14T adopt?
A: The Xiaomi 14T adopts BT 5.4.
 
13. Q: Does the Xiaomi 14T support Bluetooth HD audio protocol?
A: The Xiaomi 14T supports Bluetooth HD audio protocol.
 
14. Q: Does the Xiaomi 14T support Bluetooth audio sharing?
A: The Xiaomi 14T supports Bluetooth audio sharing.
 
15. Q: Does the Xiaomi 14T support Bluetooth HID?
A: The Xiaomi 14T supports Bluetooth HID.
 
Battery
1. Q: What are the battery specifications of the Xiaomi 14T?
A: The Xiaomi 14T features a 5000 mAh (typ) battery, supplied by LWN. It supports fast charging with a phone charging power of 67W, and the standard charger included also provides up to 67W of power.
 
2. Q: Does the Xiaomi 14T support Xiaomi encryption fast charging?
A: The Xiaomi 14T supports Xiaomi encryption fast charging.
 
3. Q: What are the standard charger output specifications of the Xiaomi 14T?
A: 5.0-20.0 V, 6.2-3.25 A.
 
4. Q: Does the Xiaomi 14T support the high voltage battery?
A: The Xiaomi 14T supports the high voltage battery.
 
5. Q: Is the battery of the Xiaomi 14T removable?
A: No, the battery of the Xiaomi 14T is not removable.
 
6. Q: Does the Xiaomi 14T support wireless charging?
A: Not support.
 
7. Q: Does the Xiaomi 14T support reverse wireless charging?
A: Not support.
 
AI feature
1. Q: What AI features does the Xiaomi 14T support?
A: It supports Circle to Search with Google, Google Gemini, AI Interpreter, AI Notes, AI Recorder, AI Subtitles, AI Film, AI image editing, and AI Portrait.
 
Sensor
1. Q: What type of sensors does the Xiaomi 14T have?
A: The Xiaomi 14T features Proximity sensor | Ambient light sensor | Accelerometer | Gyroscope | Electronic compass | IR blaster | Flicker sensor | X-axis linear vibration motor.
 
2. Q: Does the Xiaomi 14T support the Hall sensor?
A: Not support.
 
3. Q: Does the Xiaomi 14T support Barometer?
A: Not support.
 
4. Q: How many input fingerprints does the Xiaomi 14T support?
A: The Xiaomi 14T supports 1 fingerprint.
 
Audio System
1. Q: Does the Xiaomi 14T support the speaker?
A: The Xiaomi 14T comes with dual speakers.
 
2. Q: Does the Xiaomi 14T support Hi-Fi?
A: Not support.
 
3. Q: What type of wired headphones can be used for the Xiaomi 14T?
A: The Xiaomi 14T supports Type-C digital headphones.
 
4. Q: What type of headphone jack does the Xiaomi 14T have?
A: It supports a Type-C headphone jack.
 
Port
1. Q: What is the USB interface type of the Xiaomi 14T?
A: The USB interface type of the Xiaomi 14T is Type-C.
 
2. Q: Does the Xiaomi 14T support OTG?
A: The Xiaomi 14T supports OTG.
 
3. Q: Does the Xiaomi 14T support wired video output?
A: Not support.
 
Navigation & Positioning
1. Q: Does the Xiaomi 14T support satellite-based positioning?
A: The Xiaomi 14T supports satellite-based positioning.
 
2. Q: Does the Xiaomi 14T support network location?
A: The Xiaomi 14T supports network location.
 
3. Q: Does the Xiaomi 14T support A-GPS?
A: The Xiaomi 14T supports A-GPS.
 
4. Q: Does the Xiaomi 14T support dual-frequency positioning?
A: The Xiaomi 14T supports dual-frequency positioning.
 
Phone Body
1. Q: What is the introduction of the materials of the Xiaomi 14T?
A: The Xiaomi 14T features a back shell made of Glass Panda-X or PU fiberglass board with bio-based PU. The middle bezel is crafted from PCR flame-retardant PC with 20% GF and die-cast aluminum HZH5.9. The lens is protected by Gorilla Glass 5 (GG5), and the solid buttons are made from KAP 6M13, SABIC bio-based PC-1414B, and TPU UJ95A.
 
2. Q: What is the structure of the removable rear shell on the Xiaomi 14T?
A: The removable rear shell has a sandwich structure, with the battery cover (back cover) glued to the middle frame.
 
3. Q: What is the splash, water and dust resistant ranking of the Xiaomi 14T?
A: IP68.
 
4. Q: What is the microphone anti-misplug design of the Xiaomi 14T?
A: The microphone anti-misplug design of the Xiaomi 14T features a vertical bend in the main MIC hole channel.
 
Voice Assistant
1. Q: Does the Xiaomi 14T support voice assistant?
A: The Xiaomi 14T supports voice assistant.
 
System Application Components
1. Q: Does the Xiaomi 14T support face unlock?
A: The Xiaomi 14T supports face unlock.
 
2. Q: Does the Xiaomi 14T support the Dual APPs function?
A: The Xiaomi 14T supports the Dual APPs function.
 
3. Q: Does the Xiaomi 14T support the Second space function?
A: The Xiaomi 14T supports the Second space function.
 
4. Q: Does the Xiaomi 14T support FM radio?
A: The Xiaomi 14T does not support FM radio.
 
5. Q: Does the Xiaomi 14 have pre-installed Google services?
A: The Xiaomi 14T has pre-installed Google services.
 
6. Q: Does the Xiaomi 14T support the Split screen function?
A: The Xiaomi 14T supports the Split screen function.
 
7. Q: Does the Xiaomi 14T support Background APP lock?
A: The Xiaomi 14T supports Background APP lock.
 
8. Q: Does the Xiaomi 14T support the Video call beauty function?
A: The Xiaomi 14T supports the Video call beauty function.
 
9. Q: Does the Xiaomi 14T support MIUI+?
A: The Xiaomi 14T supports MIUI+.
 
10. Q: Does the Xiaomi 14 Ultra support the Bootloader Lock?
A: The Xiaomi 14T supports the Bootloader Lock.
 
Audio and Video Enhancements
1. Q: Does the Xiaomi 14T support Ultra definition play?
A: The Xiaomi 14T supports Ultra definition play.
 
2. Q: Does the Xiaomi 14T support Dynamic screen compensation?
A: The Xiaomi 14T supports Dynamic screen compensation.
 
3. Q: Does the Xiaomi 14T support AV contour enhancement?
A: Not support.
 
4. Q: Does the Xiaomi 14T support Dolby Atmos?
A: The Xiaomi 14T supports Dolby Atmos.
 
Game High Frame Rate
1. Q: Does the Xiaomi 14T support the Game high frame rate mode?
A: The Xiaomi 14T supports the Game high frame rate mode.
 
Package Contents
1. Q: What are the package contents of the Xiaomi 14T?
A: The package contents include: Xiaomi 14T/USB Type-C cable/SIM eject tool/Protective case/Safety information/Quick start guide and warranty card/Desiccant.
Note:
Contents in the package may differ across different regions.
 
2. Q: What is the cable information about the Xiaomi 14T?
A: The Xiaomi 14T comes equipped with a 65W PD cable.
 
3. Q: Does the Xiaomi 14T have a protective film?
A: The Xiaomi 14T comes with a pre-applied PET protective film.
 
Operating System
1. Q: What is the first batch of operating systems of the Xiaomi 14T?
A: The first batch of operating systems of the Xiaomi 14T is Xiaomi HyperOS.