If your POCO C61 is stuck on the boot screen, showing “Invalid IMEI,” or has no signal, you can repair it yourself by flashing the stock firmware and restoring the original IMEI using MediaTek tools.

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📱 What Is Stock Firmware?

Stock firmware (Fastboot/Scatter ROM) is the official system software from Xiaomi/POCO. Flashing it can:

• Fix bootloops or stuck-at-logo issues
• Restore system files if corrupted
• Remove root, Magisk, or custom ROMs
• Resolve IMEI and mobile network issues
• Boost performance and stability

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🚨 When to Flash Your POCO C61

Flash your device if:

• It’s stuck at the MI logo or bootloop
• Shows “Invalid IMEI” or no SIM/network
• The system crashes or lags frequently
• You want to unroot or undo mods
• You need to downgrade MIUI or Android version

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✅ What You Need

• ✅ Official ROM (Scatter format) for POCO C61
• ✅ SP Flash Tool (Smart Phone Flash Tool)
• ✅ MediaTek USB VCOM drivers
• ✅ Windows PC + USB-C cable
• ✅ Unlocked bootloader
• ✅ Backup of all data and IMEI (NVRAM/QCN)

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🔧 How to Flash Firmware – POCO C61

Step 1: Download the ROM

• Download the official Scatter-format firmware for POCO C61
• Unzip it — you should see a MTXXXX_Android_scatter.txt file

Step 2: Install Tools & Drivers

• Install MediaTek VCOM USB drivers
• Extract and open SP Flash Tool

Step 3: Prepare Flash Tool

• In SP Flash Tool:
  • Click Scatter-loading and load the .txt file
  • Select “Download Only” (or “Firmware Upgrade” if you need full restore)
  • Uncheck preloader if unsure — flashing wrong preloader can brick your phone

Step 4: Connect & Flash

• Power off the phone
• Click Download in SP Flash Tool
• Connect phone via USB
• Flashing will start automatically
• Wait 3–5 minutes until success message appears
• Disconnect and reboot device

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📶 How to Repair IMEI on POCO C61 (MediaTek – Helio G36)

POCO C61 uses a MediaTek SoC. IMEI repair requires Maui META Tool or Modem Meta Tool.

⚠️ Restore only your original IMEI from the SIM tray or box. Modifying IMEI is illegal.

Tools Required:

• Maui META Tool or Modem Meta Tool
• DB Files (AP_DB & MD1_DB from firmware)

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🛠 IMEI Repair via Maui META

1. Install Drivers
   • Install MediaTek VCOM USB drivers
2. Download & Launch Maui META
   • Select “IMEI Download” mode
   • It will wait for the device
3. Connect Phone
   • Power off the device
   • Plug in USB — Maui META will connect in META Mode
4. Load DB Files
   • From the ROM, locate and load the AP_DB and MD1_DB files
5. Enter Original IMEI
   • Go to IMEI Download tab
   • Enter both IMEIs (from SIM tray)
   • Click Download to Flash
6. Reboot & Confirm
   • Disconnect, power on device
   • Dial *#06# to check IMEI

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🔄 Common Issues & Fixes

Issue	Fix
Device not detected	Reinstall USB VCOM drivers or try different USB port
SP Flash error (BROM)	Check drivers and use different SP Flash version
IMEI not restored	Check DB files or switch to Modem Meta tool
Bootloop after flash	Boot into recovery and wipe data/factory reset

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🔐 Flashing & IMEI Tips

• Use official ROM from POCO or trusted sources
• Always back up IMEI/NVRAM before flashing
• Don’t flash preloader unless you’re sure it matches your model
• Ensure your device has 50%+ battery
• Never use IMEI from other devices – it’s illegal