The specific Galaxy A40 SM-A405FN U1 Firmware Download Package comes with a Stock ROM of Galaxy A40 SM-A405FN U1 Security Patch Level 2019-03-01. This helps you to bypass the FRP lock and revert from the root and custom ROM.
Samsung Galaxy A40 SM-A405FN U1 Firmware
There are various reasons to flash “Stock Firmware on Galaxy A40 SM-A405FN U1“. For instance, if your phone gets stuck on the logo and you need to remove the FRP lock from it.
If you’re going to reset your phone hard and cannot access the recovery menu. But most of the problems that cause flashing stock ROM are below.
The Advantages Of Stock ROM:
- Fix boot loop issue
- Update and Downgrade
- Unroot or Fix Bugs
- To solve the lag or stutter
- Fix software issues.
- Revert to stock firmware
Pre-requirements:
- Supported Phone: Galaxy A40 SM-A405FN U1
- Ensure it’s at least 50% charged.
- Laptop or PC.
- Backup Android Phone
- Download and install the Samsung USB Driver
- Download Odin’s Latest version
Galaxy A40 SM-A405FN U1 Stock ROM Details:
| Model | SM-A405FN U1 Binary 1 |
| Region / Country | Poland |
| Language | Multi-Language |
| Android Version | Android 9.0 Pie |
| Operator | T-Mobile |
| PDA | A405FNXXU1ASC7 |
| CSC | A405FNODX1ASC2 |
| Product code | TPL |
| Build Date | Tue, 19 Mar 2019 |
| Security Patch Level | 2019-03-01 |
| Size | 3.4 GB |
| Download | Google Drive | Android File Host |
How To Install Galaxy A40 SM-A405FN U1 Stock Firmware:
1: Download and Install the Samsung USB Driver on your computer.
2: Download and extract the Galaxy A40 SM-A405FN U1 Firmware files on your computer.
3: Now, Switch off your Smartphone.
4: Turn off the phone and boot into Download Mode.
Press and hold Volume Down, Home and Power button at the same time for 5-8 seconds until download mode is active.
5: In the Download mode, you can see a Warning Yellow Triangle Sign. In this situation, you must press the Volume Up key to continue.
6: Open Odin. Then, connect your phone to the pc.
7: Odin will detect the device and show the “Added message in the lower-left panel.”.
8: Click the PDA button and select the Firmware.tar file.
9: Now, click the Start button in Odin to begin the Flashing.
10: Flashing usually takes 30-50 seconds to complete on your Phone.
Once you spot the “Pass” message in Odin, you can unplug your device from the computer.
The flashing process will begin and should take about 10–12 minutes. Your device may take some time to reboot, but don’t be alarmed.
When your Galaxy A40 SM-A405FN finally boots up, you should be running your desired firmware.
To verify the installed firmware, go to Settings –> About Phone –> Software Information. Check the firmware number under “Baseband version.”
Disclaimer:
- Read and understand the Full Guide before flashing.”Galaxy A40 SM-A405FN U1 Firmware“.
- Use these instructions at your own risk. We will not be responsible for everything that happens to your device resulting from using information in this guide.
- Phone must have a 70–80% charge.
