The AHCI in the Win7 system BIOS causes the blue screen solution of the computer.

The blue screen of the computer is a problem that users often encounter, and there are many reasons for the blue screen of the computer. If in the IDE mode, the system is normal, but there is a blue screen when switching to the BIOS mode, what should I do? In fact, this is caused by the AHCI function in the BIOS. The following small series teaches you how to solve the blue screen of the computer in the BIOS of AHCI in the Win7 system.

1. First, press win+r at the same time to open the computer's running window, type regedit and click Enter, this will open the registry editor window of the computer.

2. In the left-hand menu in the editor window, then click open the HKEY_LOCAL_MACHINE \\ SYSTEM \\ CurrentControlSet \\ services \\ msahci, so that, in the window on the right will be able to find a & ldquo; start & rdquo ; file. Double-click the file, and a window will pop up to edit the DWORD bit value.

3. In this window you can see, before the system has a default value, whether it is a few, here are modify this value to 0. After modifications are complete, click OK to exit the settings window.

4. Next, restart the computer, and then turn on the system, right-click on the desktop computer icon and select Properties - Device Manager, which IDE ATA /ATAPI controllers in all devices uninstalled Just drop it.

above is in Win7 system BIOS, AHCI cause a blue screen of computer solutions. If the user encounters a blue screen caused by AHCI, the above method can be used.