Sometimes we need to enter the security mode of the system, but because everyone usually does not enter it casually, it is not familiar with the security mode, especially now the new win 8 system, everyone is even less Familiar, but the way to learn to enter the safe mode is inevitable, for example, you may encounter the following conditions: Can't wait to install Win8, it is very cool; last night, the brain is hot, want to try Kaspersky 2013, But forgot to uninstall the 360 guards and shut down the Windows defender, it didn't take long for the tragedy to happen: blue screen. The first reaction when restarting is to enter the safe mode, temporarily uninstall 360 and close the Windows defender, the instinct reflects that you press F8, but tried many times and did not enter the safe mode! This can make me anxious. So on the Internet search win8 how to enter the security mode, found some ways to enter the win8 security mode, many are potholes, RTM is useless, but found the right way & lsquo; network search is really good & rsquo; below Share the useful information to the children's shoes, and explain in detail to the children's shoes: www.dnzg.cn First, by setting "System configuration" to restart into safe mode This requirement can enter the system, can open the control panel, or start the screen, Or is the run command. The following only describes how to enter the system configuration by running the command (the easiest and quickest): Click Windows Start + R at the same time, pop up the run command box, enter "ldconfig; The meaning is Microsoft (ms, Microsoft, Microsoft's abbreviation) configuration (config). In the pop-up system configuration, select the boot tab page, start to the normal security mode, just need to set as shown below: Click OK, prompt to restart, will automatically enter safe mode after restart. Among other options, the other shells refer to the safe mode with a command prompt. The network refers to the safe mode of rebooting to the network connection. Others are basically not used here, so I won't say it. Note: If you don't understand it, don't change it at will, otherwise you may have incomplete function or even turn on the blue screen. Second, restart the safe mode from the metro interface This and the above is actually a change of soup. Here are the steps: Select the settings on the charm toolbar that pops up when the mouse moves to the lower right corner, and select Change PC settings in the lower right corner of the popup bar; select the immediate restart in the advanced startup at the bottom of the General tab of the PC Settings application; You can enter the advanced startup by holding down the shift button while holding down the shift key. In the advanced startup, select the advanced option, and enter the boot settings in Windows, and then restart is the security mode of Windows 8. Third, add a Windows 8 security mode startup item The idea of this method is to create a new free xp system download boot project that is the same as the current system, and set this project to boot only to a certain security mode. The advantage of this is that you can press F8 at boot time, select the operating system, and be able to enter safe mode when the system fails to boot. Let's take a look at the security mode similar to the default security mode of the old system. 1. Find the boot identifier of the current system www.dnzg.cn Right-click in the lower left corner and select the “ command in the pop-up menu. Prompt (admin) (A) & rdquo;. In the command line window that pops up, type “bcdedit /enum /v” (without double quotes) and press Enter.