Pressing "A" while entering BIOS setting - after pressing your key to enter the BIOS setting (usually F1,F2,F8,F10,F12 or DELETE) immediately press A once. Different OEMs/manufacturers and BIOS vendors tend to have different combinations, here are the most common ones I've found: These are usually unlocked by pressing a secret key combination entering or while inside the bios.
If I have made some mistakes writing this topic, please correct me in the comments, and I will edit the text accordingly. So I've decided to make this topic to help some people get on their ways, and to ask for some help myself. Sometimes it is quite is and sometimes not. This is where unlocking bios options come into play. Changing setting will likely not solve your problems, nut break it (more). Please don't blame me if anything wrong happens, I warned you about the dangers of fooling around! MAKE SURE YOU KNOW WHATEVER YOU'RE DOING! IF YOU CHANGE SETTING TO INCORRECT VALUES YOU COULD DAMAGE YOUR COMPUTER IN UNREPAIRABLE WAYS! If you are not sure what some settings do please look it up on the internet or ask someone more knowing of the topic before making changes. as messing up these settings can easily fry your system, thus only the most essential and least destructive settings are left, like a drive password, system date settings, and such.
This is normally in place to keep unknowing hands from messing up critical stuff, most often clock multipliers, voltages, etc.
To get a full list of development tools offered by Insyde Software and to learn more about how our tools can help enable faster product deployment and cost savings, please contact your Insyde sales representative.I've found that oem BIOS-es tend to be much more slim and light in options compared to ones that you would put in a custom Pc. With new tools, features, and broad OS support, our customers rely on InsydeH2O tools to help increase productivity through all cycles of development! H2OFFT™: Firmware Flash Tool assists in quickly and easily updates flash devices with new BIOS firmware.
H2OEZE™: Easy BIOS Editor that helps edit binaries in the BIOS, including Option ROMs, driver binaries, logos, and Setup values.
H2OSDE™: SMBIOS Data Editor that facilitates easy modification of any SMBIOS (DMI) field by GUI and Command Line, with support for a wide variety of OS environments. H2OPCM™: Power Cycle Manager that can assist in power-cycling systems while watching for initialization failures.
H2ODDT™: Source code level Diagnostic and Debugging Tool for Windows and Linux-based development environments to ease the task of proving your BIOS is functioning correctly. A small sample of tools available from our entire BIOS development tool library can be referenced below. Our EDK-II based UEFI BIOS tools packages address the critical needs of every major stage of the system development lifecycle including product development, validation, provisioning, customization and post-production end-user requirements, and Insyde Software provides several unique tools to serve the development needs of each stage. Tools for every major stage of the system development lifecycle
Insyde Software strives to provide our clients the best tools and resources to help reduce BIOS development time and effort, and our customers appreciate that we continue to enhance our library of tools with new features and support to keep them on the leading edge of efficient PC development. When developing a new platform, leading companies around the world choose InsydeH2O for its world class reliability, security and innovation, and our library of development tools play an integral role in successfully developing and deploying these new computing designs. Our comprehensive library of nearly one dozen unique development tools deliver valuable advantages to customers designing and developing platforms with InsydeH2O UEFI BIOS. Comprehensive tools for InsydeH2O help streamline BIOS development and lower total cost of production