Hello! I understand your concern about downgrading your Samsung Galaxy S22 Ultra from Android 15 to Android 14 due to the restarting issue. Downgrading can be a bit tricky and may not always be successful, especially if the bootloader has been updated along with the software.
Here are some steps you can try to downgrade your device:
1. Download the correct firmware: Make sure you have the correct Android 14 firmware for your specific model of the Samsung Galaxy S22 Ultra. Using the wrong firmware can cause further issues.
2. Enable Developer Options: Go to Settings > About phone and tap on the Build number multiple times until you see a message saying you are now a developer. Then, go to Developer options and enable USB debugging.
3. Use Odin: Download and install Odin on your computer. Boot your phone into Download mode (usually by pressing Volume Down + Power buttons simultaneously) and connect it to your computer via USB. In Odin, select the firmware file for Android 14 and start the flashing process.
4. Wait for the process to complete: Once the flashing process is complete, your phone should automatically reboot. Do not interrupt the process and wait for it to finish.
5. Perform a factory reset: After downgrading, it's a good idea to perform a factory reset to ensure a clean installation of the older Android version.
If these steps do not work, it's possible that downgrading may not be possible or that there are other underlying issues causing the restart problem. In that case, you may need to contact Samsung support or visit a service center for further assistance.
Please proceed with caution when downgrading your device, as it can potentially cause more problems if not done correctly. Let me know if you need further assistance or if you encounter any issues during the process.