Failed to reinstall the system, I set the secure boot item, and then it became like this, pressing F

Re-enter the BIOS and reinstall it with a USB drive.

1. Restore or optimize BIOS settings.

After turning on the computer or restarting the computer, "CD...... is displayed on the screen, press the "DEL" key to enter the BIOS settings interface, award

Load BIOS defaults, this option is used to load the BIOS initial settings to determine the scope of the failure.

Load Oprimum Settings, which are optimized settings for the factory BIOS.

or AML Load BIOS Setup Defaults, which is used to load the initial BIOS settings.

Load High Performance Defaults, which is used to load BIOS optimization settings.

After selecting the default or optimized value with the keyboard arrow keys, press the Esc key, F10 key, and Y key to save and exit the settings.

2. Turn off the floppy drive.

Reboot, press Del into the BIOS, find Standard CMOS Setup, press Enter in the open interface, change Drive A: and DriveB: to None, set Floopy to Disable, press ESC, F10, Y, save and exit the settings.

3. Check and replace the motherboard battery.

Turn on the computer to see if you don't need to press F1 anymore.

To turn on the computer, press the del key.

Go to BIOS settings.

Reverting to default will do the trick.

If it does, it still can't.

Let's change the COMS battery.

One is that the BIOS battery is dead.

The second is to enter the BIOS to modify the boot press the del key to enter, if you don't have a floppy drive, set the floppy drive to non, if you are memory mixed, set the frequency to auto

The third is to open the chassis, see if the various boards are loose, and plug them in again.

**Install the system, or you use the disk system to stagger the machine, the road disturbance Huaisheng is clearly missing a running out, U disk to reinstall the operating system, you can't install it yourself, it is recommended to spend 30 yuan to let the maintenance help you install.

Sort of exclusion according to the soft and then hard method:1 Boot from a USB flash drive or optical drive (if any), install a different version of the system than the existing one, or even the earlier version does not matter.

2. After powering off or powering off, use an eraser to erase the gold finger of the memory or change the slot.

3. Take out the button battery on the motherboard and wipe it off with a cloth on both sides, then install it, and press the del into the CMOS to adjust the date and time. If the battery is more than five years old, it is recommended to replace it.

4. Whether the silicone grease (also known as silicone) between the CPU and the fan is not hooked, scrape off the old one, and apply the new silicone grease.

5 None of the above is recommended: Repartition the hard drive and then make the system.

According to what the landlord said, temporarily rule out the power supply and hard disk and hard disk data cable problems!

It should be a hardware problem, check the hardware.

Your computer can't find the hard disk、、、 anyway, I can't find the hard disk, and the small battery has nothing to do with it, disassemble the computer, fiddle with the cable connected to the hard disk, and only like this, the small battery can also be deducted by the way and then pressed. Is there still a 、、、

You can only press f2 or del on that line of English, if yes, there is a problem with the hard disk.

If it doesn't work, try a different hard drive.