Hello! I can help you with removing the BIOS password on your MSI A320M A Pro motherboard. Since you've already tried removing the CMOS battery and using the jumper on the JBAT1 pins, here are some additional steps you can try:
1. Contact MSI Support: If you have proof of ownership, you can contact MSI customer support. They may provide you with a master password or a solution to bypass the BIOS password.
2. Reset BIOS Settings: Sometimes, resetting the BIOS to its default settings can remove the password. To do this, you can try locating the Clear CMOS jumper on your motherboard or removing the CMOS battery again for a longer period (e.g., 30 minutes to an hour).
3. BIOS Backdoor Passwords: Some BIOS manufacturers use backdoor passwords that can be used to bypass the BIOS password. You can try common backdoor passwords like "BIOS," "CMOS," "phoenix," "admin," or "password."
4. BIOS Update: If you are trying to update the BIOS, some manufacturers provide tools that allow you to update the BIOS without entering the password. Make sure to follow the instructions carefully.
5. Hardware Solution: As a last resort, you may need to consider hardware solutions like using a BIOS password removal tool or contacting a professional technician who can help you reprogram the BIOS chip.
Remember that removing a BIOS password can sometimes be challenging and may require technical expertise. Proceed with caution, and if you're not confident in doing these steps yourself, it's best to seek help from a professional to avoid causing any damage to your motherboard. Good luck!
PH