Msi b350 tomahawk bios reset. Please click "Accept All" to accept the cookies and continue. Need More Help? Thank you for choosing MSI. Please feel free to contact us with the channel below, we are happy to help. It will attempt to POST 5 times, and if it fails, it will automatically reset things back to "safe" defaults and reboot one more time. Insert the USB flash drive that contains the update file into the computer. We use cookies to optimize site functionality and give you the best possible experience. View our new Privacy Policy, Terms of Use and Cookie Policy here. 1. 3. Press Del key to enter the BIOS Setup during POST. This should allow you to . 2. Select the M-FLASH tab and click on Yes to reboot the system and Generally just turn the system on and wait. Please feel free to contact us with Need More Help? Thank you for choosing MSI.