✅ Verified Official ROM
🔒 Scanned for Malware
📥 Direct Download
🆓 100% Free
Download the official Realme C21Y RMX3263 firmware (Stock ROM) to fix bootloop and unbrick your device. This file contains the Flash Tool, USB Driver, and visual instructions. File Size: 4.36 GB.
Download Realme C21Y RMX3263 Flash File
| 📄 File Name | Realme_C21Y_RMX3263_11_A.51_210925_SPD(Flash-Files.Net).zip |
| 📱 Model Number | Realme C21Y RMX3263 |
| 🔧 Flash Method | Guide How to Flash Firmware |
| 📦 Size | 4.36 GB |
| ⚡ Flash Tool | |
| 📥 Download | |
| 📄 File Name | Realme_C21Y_RMX3263_EU_11_A.68_211228_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 Size | 2.92 GB |
| ⚡ Flash Tool | |
| 📥 Mirrors | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.71_211201_SPD(Flash-Files.Net).zip |
| 🔧 Flash Method | Guide How to Flash Firmware |
| 📦 Size | 4.48 GB |
| ⚡ Flash Tool | |
| 📥 Mirrors | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.73_211228_SPD(Flash-Files.Net).zip |
| 🔧 Flash Method | Guide How to Flash Firmware |
| 📦 File Size | 4.46 GB |
| ⚡ Flash Tool | |
| 📥 Mirrors | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.84_220820_Croatia_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 Size | 3.13 GB |
| ⚡ Flash Tool | |
| 📥 Mirrors | |
| 📄 File Name | Realme_C21Y_RMX3263_11_A.84_220820_Czechia_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 Size | 3.13 GB |
| ⚡ Tool | |
| 📥 Download | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.84_220820_Bulgaria_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 File Size | 3.13 GB |
| ⚡ Flash Tool | |
| 📥 Download | |
| 📄 File Name | Realme_C21Y_RMX3263_11_A.84_220820_France_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 File Size | 3.13 GB |
| ⚡ Tool | |
| 📥 Download | |
| 📄 File Name | Realme_C21Y_RMX3263_11_A.84_220820_Germany_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 File Size | 3.13 GB |
| ⚡ Tool | |
| 📥 Download | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.84_220820_Greece_SPD(Flash-Files.Net).zip |
| 🔧 Flash Method | Guide How to Flash Firmware |
| 📦 Size | 3.13 GB |
| ⚡ Tool | |
| 📥 Download | |
| 📄 File Name | Realme_C21Y_RMX3263_11_A.84_220820_Italy_SPD(Flash-Files.Net).zip |
| 🔧 Flash Method | Guide How to Flash Firmware |
| 📦 Size | 3.13 GB |
| ⚡ Flash Tool | |
| 📥 Mirrors | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.84_220820_Netherlands_SPD(Flash-Files.Net).zip |
| 🔧 Flash Method | Guide How to Flash Firmware |
| 📦 File Size | 3.13 GB |
| ⚡ Flash Tool | |
| 📥 Mirrors | |
| 📄 File Name | Realme_C21Y_RMX3263_11_A.84_220820_Poland_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 Size | 3.13 GB |
| ⚡ Flash Tool | |
| 📥 Download | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.84_220820_Portugal_SPD(Flash-Files.Net).zip |
| 🔧 Flash Method | Guide How to Flash Firmware |
| 📦 File Size | 3.13 GB |
| ⚡ Flash Tool | |
| 📥 Mirrors | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.84_220820_Romania_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 File Size | 3.13 GB |
| ⚡ Flash Tool | |
| 📥 Download | |
| 📄 File Name | Realme_C21Y_RMX3263_11_A.84_220820_Slovenia_SPD(Flash-Files.Net).zip |
| 🔧 Flash Method | Guide How to Flash Firmware |
| 📦 Size | 3.13 GB |
| ⚡ Tool | |
| 📥 Download | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.84_220820_Turkey_SPD(Flash-Files.Net).zip |
| 🔧 Flash Method | Guide How to Flash Firmware |
| 📦 File Size | 3.13 GB |
| ⚡ Tool | |
| 📥 Download | |
| 📄 File Name | Realme_C21Y_RMX3263_11_A.91_220819_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 File Size | 5.7 GB |
| ⚡ Flash Tool | |
| 📥 Mirrors | |
| 📄 Package Name | Realme_C21Y_RMX3263_11_A.107_230601_SPD(Flash-Files.Net).zip |
| 🔧 Install Method | Guide How to Flash Firmware |
| 📦 Size | 5.94 GB |
| ⚡ Flash Tool | |
| 📥 Mirrors | |
🛠️ Essential Tools
How to Flash: Realme C21Y RMX3263
Follow these steps to flash the firmware on your Realme C21Y RMX3263 correctly. Make sure your battery is charged.
Step 1: Prepare
Get the firmware and extract it on your PC. Check that you have the Flash Tool and USB Drivers inside the folder.
Step 2: Install Drivers
Setup the provided USB Drivers so your computer detects the Realme C21Y RMX3263.
Phase 3: Installation
Open the Flash Tool, load the firmware file, and connect your device in download mode. Click "Start" to commence flashing.
FAQ: Realme C21Y RMX3263
Is this Realme C21Y RMX3263 firmware official?
Yes, the firmware provided here is 100% official from the manufacturer for Realme C21Y RMX3263.
Does flashing Realme C21Y RMX3263 delete data?
Yes, flashing Realme C21Y RMX3263 stock firmware typically wipes user data. Please backup your data before proceeding.
What is the Realme C21Y RMX3263 file size?
The Realme C21Y RMX3263 firmware file size is 4.36 GB. Make sure you have enough storage space.
Are the download links safe?
Yes, all download links provided are 100% safe and scanned for malware. We provide direct links to official firmware files.
⚠️ Disclaimer: The Realme C21Y RMX3263 stock ROM shared on this page is official. Flashing is done at your own risk. We are not responsible for any damage.
If you face any issue installing Realme C21Y RMX3263, please leave a comment down below.
