how to enter bios windows 7 lenovo

Windows 7 was re-installed today. Because the MBR boot zone of the hard disk is overwritten, it cannot enter Ubuntu. Therefore, you can only update the MBR again. The procedure is as follows: 1. after setting the hard disk to start, put it into Ubuntu's LiveCD. Wait a moment and you will be able to enter the Ubuntu ope

We know that in Windows Vista and Windows 7, enter specific commands in the Start menu to search for and open the specified program. For example, enter cmd and press ENTER to open the command prompt. So, can any third party softwa

1. We can solve this problem through the "safe mode". We should first re-press the computer, and then we will continue to press F8, then, click "Advanced Startup" and then click "security mode" to enter;2. After the security mode is enabled, right-click the desktop computer and click "windows update" in the pop-up menu ".3. On the update page, click "Change