Is your Samsung Galaxy On5 (SM-G550FY) stuck on the boot screen, lagging, or experiencing persistent software errors? Reinstalling the official stock firmware (Flash File) is the most reliable way to fix “Hang on Logo” issues, remove screen locks, and restore your phone to its original peak performance.
On this page, you can download the latest G550FYXXU1CRF1 (Android 7.1.1 Nougat) and other stable builds for the Indian region (INS) with maximum download speeds.
đź“‚ Firmware Package Details
| Feature | Details |
| Model Name | Samsung Galaxy On5 |
| Model Number | SM-G550FY |
| Region | India (INS) |
| Android Version | 7.1.1 (Nougat) |
| PDA (Latest) | G550FYXXU1CRF1 |
| CSC (Latest) | G550FYODD1CRF1 |
| Release Date | July 2018 |
🚀 High-Speed Download Links
- Firmware File (Nougat 7.1.1): Download G550FYXXU1CRF1_INS.zip
- Firmware File (Stable): Download G550FYXXU1CRC2_INS.zip
- Flash Tool: Download Odin3 v3.14.4
- Drivers: Download Samsung USB Drivers
🛠️ Why Flash This Firmware?
Flashing the stock ROM on your SM-G550FY can resolve a wide range of mobile software problems, including:
- Fix Bootloops: Recovers devices stuck at the “Samsung Galaxy On5” startup screen.
- Performance Boost: Eliminates lag and slow responsiveness of the system.
- Remove Locks: Clears forgotten Pattern, PIN, or Password locks.
- Network Fixes: Addresses issues with 4G connectivity, Wi-Fi, or Bluetooth.
- Security & Stability: Updates your phone with the latest available security patches and bug fixes for the On5.
⚠️ Pre-Flash Checklist
To ensure a successful flash without bricking your device, please follow these steps:
- Backup Data: This process will erase all user data. Backup your photos, contacts, and WhatsApp.
- Battery: Ensure your phone is charged to at least 50%.
- Confirm Model: This is strictly for the SM-G550FY. Check your model in Settings > About Device.
- OEM Unlock: If possible, enable USB Debugging and OEM Unlock in the Developer Options menu.
đź“– How to Flash SM-G550FY via Odin
Start: Click Start. Wait for the green “PASS!” message. Your phone will reboot automatically into the fresh OS.
Extract: Unzip the firmware package and the Odin tool on your computer.
Drivers: Install the Samsung USB Drivers.
Download Mode: Power off your phone. Press and hold Volume Down + Home + Power. At the warning screen, press Volume Up.
Connect: Open Odin and connect your phone to the PC. The ID:COM box should turn blue.
Load File: Click the AP button and select the extracted .tar.md5 firmware file.
