Before you commence:

Backup Data: Make certain that you have backed up all of your necessary data because flashing will result in data loss FOREVER.

Install Samsung USB Drivers: To obtain the data connection between the device and computer, download and install the Samsung USB drivers on your PC.

Download Firmware: Get hold of the firmware particular to your Samsung Galaxy S7 model and where it is operating.

Install Odin: Download and install Odin, a flashing tool particularly utilized for Samsung smartphones.

Battery backup: Ensure that your Samsung Galaxy S7 has adequate battery capacity so that there is no interruption while flashing.

Flashing Firmware:

Enter your device into Download Mode:

Shutdown your Samsung Galaxy S7.

Press and hold the Home, Power, and Volume Down keys simultaneously until a warning screen appears.

Press the Volume Up key to enter Download Mode.

Launch Odin on PC screen:

Right-click on Odin and select “Run as Administrator”.

Connect the PC with your device:

Connect your Galaxy S7 with the computer by using a USB cable. Odin’s interface will show in blue color and show a box with a message saying that the program has detected your device.

Install firmware file into Odin:

Click the “AP” or “PDA” button in Odin to pick the firmware file you downloaded.

Rig up Odin: Confirm that all of Odin’s controls are set up correctly. For instance, Auto Reboot and F. Reset Time should be ticked, but other options are dependent on your requirements.

Start flashing process: Press the “Start” button in Odin to begin the flashing process.

Wait for Odin to complete: The flashing operation may take some time. After the procedure is completed, the word “Pass” will display in Odin, and your device will possibly reboot automatically.

Finalization:

The most recent firmware is now on your Samsung Galaxy S7.

Please be conscious that this guide was based on a general process of flashing Samsung devices. The actual procedures can vary significantly depending on your firmware and version. Therefore, we are not responsible for any consequences of these instructions. Always refer to your device’s and tools’ official manuals and guides.