The drivers to connect/unlock the Xiaomi Redmi Note 8 2021 smart phone to backup,tether, network and more are below. Be aware if you are looking to unlock the bootloader or other advanced software functions it most likely will void any existing warranty. Also Functions used at the fastboot screen can wipe the phones data, be sure to have a full backup before conducting any technical procedures. Look at the specs on this page, if your device uses Mediatek chipset use MTK Drivers, if your device has a Qualcomm chipset then use Qualcomm drivers.
Android ADB USB Driver (For connecting to PC)
File: get-latest_usb_driver_windows.dln
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Android CDC USB Driver (For Flashing Firmware)
File: get-latest_usb_cdc_driver_windows.dln
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Android VCOM USB Driver (For Flashing Firmware)
File: get-latest_usb_vcom_driver_windows.dln
0a9c855749a45a21009d32ff37ce8110ce80406c26cdecf209881da3c25d737c
Android ADB and Fastboot Drivers
File: get-latest_usb_adb_driver_windows.dln
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Android Qualcomm USB Driver
File: get-latest_usb_driver_windows.dln
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MTK VCOM USB Drivers
File: get-latest_usb_mediatek_driver_windows.dln
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Build: Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
SIM: Dual SIM (Nano-SIM, dual stand-by)
Display: Type: IPS LCD, 500 nits (typ)
Size: 6.3 inches, 97.4 cm2 (~81.7% screen-to-body ratio)
Resolution: 1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
Protection: Corning Gorilla Glass 5
Platform: OS: Android 11, MIUI 12.5
Step 1 — Download and extract the Android USB Driver to your PC.
Step 2 — Click Start (Windows) -> Control Panel -> Device Manager (Select Device Manager).
Step 3 — On the Device Manager window find and click on computer name to select Add legacy hardware.
Step 4 — Select Next
Step 5 — Selext Install the hardware that I manually select from a list (Advanced), and click the Next
Step 6 — Select Show All Devices afterward click Next button again.
Step 7 — Click the Have Disk button.
Step 8 — Click Browse button to find the extracted Android ADB Driver -> android_winusb.inf and click on Open.
Step 9 — Click OK.
Step 10 — Now select the Android ADB Interface -> click Next button.
Step 11 — Click Next button again.
Step 12 — Windows Security box will appear, to confirm whether you really want to install the Android USB Driver, so just choose the Install this driver software anyway.
Step 13 — Once you clicked the Finish button, then repeat from step 2 to choose Android Composite ADB Interface.
Step 14 - Done.
Show: Full Specs/Additional configurations
Body: Dimensions: 158.3 x 75.3 x 8.4 mm (6.23 x 2.96 x 0.33 in)
Weight: 190 g (6.70 oz)
Build: Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
SIM: Dual SIM (Nano-SIM, dual stand-by)
Display: Type: IPS LCD, 500 nits (typ)
Size: 6.3 inches, 97.4 cm2 (~81.7% screen-to-body ratio)
Resolution: 1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
Protection: Corning Gorilla Glass 5
Platform: OS: Android 11, MIUI 12.5
Chipset: MediaTek Helio G85 (12nm)
CPU: Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU: Mali-G52 MC2
Memory: Card slot: microSDXC (dedicated slot)
Internal: 64GB 4GB RAM, 128GB 4GB RAM
: eMMC 5.1
Main Camera: Quad: 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
Features: LED flash, HDR, panorama
Video: 1080p@30/120fps; gyro-EIS
Selfie camera: Single: 13 MP, f/2.0, (wide), 1/3.1", 1.12µm
Features: HDR, panorama
Video: 1080p@30fps
Sound: Loudspeaker: Yes
3.5mm jack: Yes
Comms: WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth: 5.2, A2DP, LE
GPS: Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC: No
Infrared port: Yes
Radio: FM radio
USB: USB Type-C 2.0, USB On-The-Go
Features: Sensors: Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery: Type: Li-Po 4000 mAh, non-removable
Charging: Fast charging 18W