March 24, 2026 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS Z790 APEX or Z790-AYW OC WIFI )

October 7, 2025 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS ...

March 24, 2026 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS ...

March 24, 2026 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS Z790 APEX or Z790-AYW OC WIFI )

March 22, 2026 - The rear I/O CLR CMOS button is only found on higher-end ASUS boards like ROG Strix, ROG Crosshair, and some ProArt models. If your board lacks the button, use the CLRTC jumper pins on the motherboard itself, or remove the CMOS battery. Both methods achieve the same result.

March 24, 2026 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS Z790 APEX or Z790-AYW OC WIFI )

March 24, 2026 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS Z790 APEX or Z790-AYW OC WIFI )

May 14, 2023 - To utilize this technique, ensure that your motherboard has a dedicated Clear CMOS button or reset button on its rear or on the front panel. If it does, follow these steps: Shut down your computer.

November 13, 2023 - 2) On the motherboard I/O panel, press and hold the clear cmos button (marked yellow) for 3 seconds. ... I am not experienced with BIOS settings, I can update my Bios and that is about it.

March 6, 2024 - All the lights go out on the board, but it still wouldn't boot again, even after turning off and back on again on its own multiple times on the next boot. I eventually got it to boot up again, by trying various combinations of removing system power, pushing Clear CMOS and booting via the safe boot button on the mainboard.

March 24, 2026 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS Z790 APEX or Z790-AYW OC WIFI )

April 7, 2026 - (Example: ROG STRIX B550-F GAMING (WI-FI) model, Load Optimized Defaults) Note: The CLRTC two-pin or CLR_CMOS button method is invalid. You can try to remove the built-in battery. After the CMOS is cleared, reinstall the battery, enter the BIOS and press F5. When Load Optimized Defaults appears, ...

March 24, 2026 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS Z790 APEX or Z790-AYW OC WIFI )

March 15, 2023 - The other way to clear CMOS on the ASUS ROG STRIX B550-A GAMING motherboard is to use the jumper.

March 24, 2026 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS Z790 APEX or Z790-AYW OC WIFI )

March 6, 2024 - Hello, All my previous motherboards din't had a problem using clear CMOS jumper or button. On my CH6 i press clear CMOS the lights go - 633643

March 6, 2024 - With power to the board just push the clear cmos button for three seconds.

✔Asus ROG Strix X570-E Gaming · The motherboard has a button or switch on the rear panel to clear the CMOS, which resets the BIOS to factory settings. This is useful if something goes wrong with the BIOS which stops your computer from booting, ...

March 24, 2026 - Press the MB Clear CMOS or CLR_CMOS button for about 5~10 seconds, at this time that is to clear the real-time clock (RTC) random access memory. You can refer to below example about the Clear CMOS or CLR_CMOS button: (Example MB: ROG MAXIMUS ...

March 6, 2024 - I should also add it was a bit of a system overhaul as I also upgraded to bigger power supply, higher speed RAM and different graphics cards. A general concensus is to clear the cmos, I know theres a button on the back but I'm not sure if the system should be powered down, psu switch in on or off position as well?