When the win7 computer is turned on, press F12 when the U disk can t run normally?

First of all, you have to go into the BIOS to set the first boot of the U disk: boot up, press the del key continuously, enter the BIOS settings, start the hard disk by default in the startup item, change to U disk start, and then press F10 to save, click OK on it, restart the computer and go directly into the U disk system,

Set DU in CMOS to enable the "Boot from USB flash drive" function.

Open win7 to run the command method 1

2. Click Run on the program to enter, open and complete the run;

Open win7 to run the command method 2

1. Right-click on the start menu bar to enter the property settings.

2. Click Customize in the start menu;

3. Put the hook on the left side of the running command, and confirm it after it is done;

4. Click on the start menu bar, and there is a run at the red arrow. It's just a run that has just been called up, and it will always be here in the future.

Open win7 and run the command method 3

1. This is the easiest way to use and run, that is, to use shortcut keys. Shortcut: Ctrl and AIT: Menu bar key + R in the middle of the menu bar to open and run.

Many users will like to use a U disk to install the system, then you need to choose a U disk to start, usually directly press the F12 shortcut key to select the U disk to start, but some users may encounter the situation that the U disk system does not respond when pressing F12 when starting, what to do, this article will explain to you the specific solution.

Problem analysis: 1. Different computers have different hotkeys to start, most of them are F12, and some are F11, ESC, F7, etc.;

2. If you are sure that the computer boot hotkey is F12, then you may need to press FN+F12, if it is a Lenovo computer, it may be that you press the Novo key to select the startup item when the computer is shut down;

3. There is also a possibility, the BIOS disables the F12 shortcut, and then you can enter the BIOS to turn it on;

4. The last one is the old model, which can only be set by BIOS, and cannot be started by selecting the U disk through the shortcut key, the detailed method: the method of setting the system from the U disk is set.

Solution 1:

Your computer's boot key is not F12, but others, such as F11, ESC, etc., see the figure below for specific shortcuts.

Solution 2:

1. If it is a Lenovo computer and there is no response when you press F12, then press and hold Fn first, and then press F12 wildly;

2. If there is still no response, turn it off, and press the novo button to start it in the shutdown state;

3. Boot into the novo menu and select Boot Menu Enter.

Solution 3:

1. If F12 is disabled, such as Acer ACER computer, press F2 or Delete to enter BIOS;

2. Find the F12 boot menu under main, press Enter and select Enabled, press F10 to save and restart;

3. Find the boot menu under Boot Options on the desktop, press Enter to Enabled, and press F10 to save and restart.

The solution to press F12 when the U disk system starts is introduced to you here,If you encounter a situation,You can follow the above method steps to operate。

If your USB flash drive has been made to the USB flash drive boot disk, go to the BIOS to set the USB flash drive as the first boot or press F12 to select the USB flash drive to start at boot to enter the PE system normally, if you can't enter, it means that the PE system of the USB flash drive has not been made, try again.

What's the deal with the fact that you always have to press F1 to boot up when your computer is turned on?

We all know the help key, which means press F1 if you need help with a selected program, and Win+F1 if you need help with a program. But what if you always have to press F1 when the computer is turned on?

Next, let's take a look at how to turn on the computer without pressing F1.

When users start the computer to enter the system, they may encounter the need to press F1 to successfully enter the system, this phenomenon is relatively common, and most computer users have encountered it.

1. There is no floppy disk drive in the computer, but the detection floppy drive option is set in the BIOS, that is to say, the computer itself does not have a floppy drive, but the BIOS will automatically detect the floppy drive when it is turned on, and it is required to press F1 to continue when the BIOS does not detect the floppy drive; Floppy drives are usually named Floppy in the BIOS, or floppy drives by default.

Solution: Turn off the detection of floppy disk drive in the BIOS settings, press the Del key to enter the BIOS settings when booting up, usually in the first setting, look for Drive A or Drive B, press PGUP or PGDN on the keyboard to adjust, set their settings to "none" not to detect, or find the option about "floppy", set this option to "none" not to detect, and finally press F10 (save and exit), select yes, After the computer restarts, it can solve the problem of pressing F1 to enter the system after booting.

Second, the motherboard battery is insufficient or damaged, the motherboard battery is used to ensure the motherboard BIOS power supply in the case of computer power failure, so as to save the user's BIOS setting information, once the motherboard battery is insufficient or damaged, the system will definitely prompt alert!System Battery Voltage is Low asks you to solve it or prompts you to "CMOS Battery Failed", in which case it will prompt you to press F1 to continue, this is to ensure that the BIOS information is not lost;

Solution: First, replace the motherboard BIOS battery after confirming that it is not caused by damage to the motherboard.

3. The system hard disk is damaged, when prompting "3rd master status bad backup and replace", it means that the system has detected the third hard disk of the computer is damaged, it is recommended that you back up important data in time, and when this problem is not solved, you will also be prompted to press F1 to continue.

Solution: Find another hard disk that is not the main hard drive, install the hard disk on another computer for data export, and then replace or repair the hard disk.

Hello friends:

Not all computers are pressed F12 to appear quick boot menu,The general association is,Some or ESC and other keys,U disk can not run is not necessarily the problem of F12,The first thing to save the U disk is to start the U disk,Not to take a U disk is possible,It is to make a startup disk,After you can press F12,Find the U disk and click to start。

Hope it helps you and I wish you happiness

Not all computers press F12 to enter the disk selection; You can refer to the figure below to try the corresponding one.

Not all computers press F12 to enter the disk selection;

First of all, not all computers press F12, for example, HP has pressed F11, and secondly, if it is not a USB disk PE boot disk, it will not respond if you press F12 correctly.

Not all computer boot USB flash drive boot is pressed F12!

You have to go to the official website to see the instructions and follow the operation.

The boot USB flash drive is not in the system, it is selected according to the computer brand or the motherboard brand of the assembly machine, and the shortcut key needs to be pressed to boot the USB flash drive to run. For example, ASUS motherboard keeps tapping the F8 U disk to enter the installation selection screen normally, and some motherboards or brand machines press ESC, F9, F11, Lenovo computers press F12 and so on.

Since you can choose the U disk, it means that it is a problem with the U disk. One may be that the U disk is broken, and the other may be that there is a problem with the system installed on the U disk.

Older motherboard classes, such as G41, only F11, or PE version issues, support older microPE toolboxes.