Hello, asrock m266a says error loading operating system, sometimes says monitor outof frequency, sometime not detecting kbd or mouse, sometimes gives white standby disply on booting, facing these problems randomly. changed cmos battery but not saving settings
More aboutasrock m266a booting problem
You seem to be describing a mobo that is failing. What OS are you using? What GPU (I assume you are using the integrated graphics based on the symptoms you describe)? How old is this system?