Redmi 12C specifications
The Redmi 12C (model 22120RN86I) launched in January 2023 as a low-cost entry phone, powered by the MediaTek Helio G85 with a 6.71-inch HD+ IPS LCD, a 50MP main camera, a 5000mAh battery, a micro-USB port and a rear-mounted fingerprint.
Body & Build
Dimensions are 168.8 × 76.4 × 8.8 mm at 192 g. Plastic frame with a glass front and plastic back. Flat display; rear-mounted fingerprint pad.
Display
6.71-inch IPS LCD at 720 × 1650 (HD+), 60Hz. A glass + LCD + digitizer assembly.
Platform
MediaTek Helio G85 (12nm) with 3–6GB RAM. Storage: 32GB to 128GB. Shipped with Android 12 / MIUI 13.
Cameras
Dual rear — 50MP main (f/1.8, PDAF), QVGA depth. 5MP front camera. 1080p video.
Battery & Charging
5000mAh battery with 10W wired charging, over micro-USB 2.0.
Connectivity & Sensors
4G, dual-SIM, Wi-Fi 5, Bluetooth 5.1, GPS. Rear-mounted fingerprint, full sensor suite.
Redmi 12C repair pricing
Transparent rates. Pay only after the repair works.
| Repair | From |
|---|---|
| Display replacement (full assembly) | ₹1,899 |
| Display — OLED-grade original | ₹2,999 |
| Glass only (front) | ₹1,399 |
| Battery replacement | ₹1,799 |
| Charging port repair | ₹1,199 |
| Speaker repair | ₹899 |
| Microphone repair | ₹899 |
| Button repair | ₹899 |
| Back glass replacement | ₹1,399 |
| Data recovery | ₹1,499 |
| Motherboard repair | ₹2,399 |
| Camera repair | ₹1,499 |
| Camera glass replacement | ₹799 |
| Water damage treatment | ₹1,599 |
| Wi-Fi / network repair | ₹1,599 |
| Software / OS repair | ₹499 |
Prices include genuine-equivalent OEM parts, doorstep service, and a 6-month warranty. Final price confirmed after a free on-site diagnosis.
Why Phone Dudes for Redmi 12C
Doorstep service
A technician comes to your home or office anywhere in Bangalore. Watch the repair happen — no drop-off, no waiting at a store.
Same-day, 45–90 min
Most Redmi 12C repairs — screen, battery, charging port — are completed on-site the same day.
6-month warranty
Every Redmi 12C repair includes a 6-month warranty on parts and labour. No fix, no pay.
Redmi 12C repair — frequently asked questions
How much does Redmi 12C screen replacement cost in Bangalore?
Redmi 12C LCD display replacement starts at ₹1,899. All prices include taxes and free doorstep pickup and drop.
Do you offer a warranty on Redmi 12C repairs?
Yes. Every Redmi 12C repair includes our free XCare+ warranty for up to 6 months on the replaced part, plus our no-fix-no-pay guarantee.
Does the Redmi 12C use a USB-C port?
No — the 12C uses an older micro-USB port and a rear-mounted fingerprint pad. We stock micro-USB charging sub-boards and can replace a worn port the same day.
Professional Redmi 12C repair guide
Professional Redmi 12C Repair Guide
The Redmi 12C opens from the rear cover. With an IPS LCD, a rear-mounted fingerprint and an older micro-USB port, it is one of the simplest Redmis to service.
Common Redmi 12C Hardware Problems
- Cracked LCD / touch failure
- Battery degradation
- Cracked rear panel
- Micro-USB charging failure (loose/worn port)
- Camera faults
- Rear fingerprint pad faults
- Water damage
Tools Required
Phillips screwdrivers, plastic picks and opening tools, suction cup, controlled heat, tweezers, SIM tool. Workshop: hot-air station, isopropyl alcohol, display/back-cover adhesive.
Safety First
Power off, discharge below 25%, remove the SIM tray, ESD protection. Use even, controlled heat on the LCD.
Opening the Redmi 12C
- Heat the rear cover to soften adhesive.
- Lift the back cover with a suction cup and pick around the edges.
- Disconnect the rear fingerprint and antenna flex.
- Remove shields and disconnect the battery first.
Display Replacement
The LCD + digitizer is supplied as a glass-with-frame assembly. Seat with fresh adhesive and verify touch. There is no in-display fingerprint to align.
Rear Fingerprint Pad
The fingerprint sensor is a rear-mounted pad on a flex. If replaced, reconnect the flex and re-enrol the fingerprint — no optical calibration is required.
Battery Replacement
Disconnect the battery connector and ease out the adhesive pull-tabs (or apply isopropyl alcohol). Fit without bending and re-seal.
Charging Port (Micro-USB) Repair
The micro-USB port is on a lower daughterboard. A worn or loose micro-USB port is the most common 12C fault — clean first, then replace the sub-board.
Rear Panel Replacement
The plastic rear panel is adhesive-mounted — heated, lifted and re-adhered.
Water Damage
Power off, don’t charge, act fast. Open, disconnect the battery, ultrasonically clean the board.
Repairability Summary
- Easy: battery, micro-USB sub-board, loudspeaker, LCD assembly
- Moderate: rear panel, rear fingerprint pad
- Advanced (lab only): motherboard repair
Most Replaced Redmi 12C Parts
LCD display assembly, battery, micro-USB sub-board, rear panel, rear fingerprint pad, loudspeaker.
Post-Repair Testing Checklist
Touch, rear fingerprint, cameras, charging, speaker, microphone, Wi-Fi, Bluetooth, SIM.
Last updated June 2026.
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