What My Device

Realme C21

Realme C21
Release Date 2021, March 05
OS N/A
Processor MediaTek MT6765G Helio G35 (12 nm)
Battery Li-Po 5000 mAh, non-removable
⚠️ Important Notice

Flashing firmware can be risky. Follow instructions carefully and backup your data before proceeding. We are not responsible for any damage to your device.

Available Firmware Files

File Name Size Download
Realme_C21_RMX3201_PU_11_A.23_210210_RFT.zip
7.4 GB
Download 35
Realme_C21_RMX3201_PU_11_A.25_210304_RFT.zip
8.3 GB
Download 33
Realme_C21_RMX3201_PU_11_A.27_210401_RFT.zip
8.3 GB
Download 30
Realme_C21_RMX3201_PU_11_A.29_210419_RFT.zip
8.3 GB
Download 27
Realme_C21_RMX3201_PU_11_A.37_210526_RFT.zip
8.26 GB
Download 29
Realme_C21_RMX3201_MT6765_11_A.39_170821.zip
3.62 GB
Download 27
Realme_C21_RMX3201_MT6765_11_A.39_210622.zip
3.61 GB
Download 30
Realme_C21_RMX3201_PU_11_A.57_211218.zip
11 GB
Download 33
Realme_C21_RMX3201_EX_11_C.03_210926_RFT.zip
6.72 GB
Download 32
Realme_C21_RMX3201_MT6765_EX_11_C.03_210926.zip
6.38 GB
Download 30
Realme_C21_RMX3201_EX_11_C.04_211027_RFT.zip
6.73 GB
Download 30
Realme_C21_RMX3201_EX_11_C.07_220107_RFT.zip
6.76 GB
Download 32
Realme_C21_RMX3201_EX_11_C.09_220319_RFT.zip
6.56 GB
Download 31
Realme_C21_RMX3201_EX_11_C.11_220506_RFT.zip
6.8 GB
Download 30
Realme_C21_RMX3201_EX_11_C.14_220910.zip
6.84 GB
Download 28
Realme_C21_RMX3201_EX_11_C.15_221106_RFT.zip
6.84 GB
Download 31
Realme_C21_RMX3201_EX_11_C.16_221229_RFT.zip
4.16 GB
Download 29
Realme_C21_RMX3201_MT6765_EX_11_C.19_230525.zip
6.62 GB
Download
How to Flash Stock ROM
  1. Download the correct ROM file for your device
  2. Install the required flash tool
  3. Enable USB debugging on your device
  4. Boot your device into download mode
  5. Connect your device to computer via USB
  6. Load the ROM file in the flash tool and start flashing
  7. Wait for the process to complete
  8. Reboot your device
Precautions
  • Backup all important data before flashing
  • Ensure battery is at least 50% charged
  • Use original USB cable for stable connection
  • Don't disconnect during flashing process
  • Download ROM only for your specific model
  • Follow manufacturer's instructions carefully