First of all, when the win10 system cannot be started after multiple attempts, the system will automatically enter the win RE environment and select the advanced option. Then choose to roll back to the previous version. After clicking Start, Windows will ask why you want to roll back, select a reason, and click Next.
Specific steps: Change win10 to win7 bios settings. Press the power button to turn on the computer. When the first boot screen appears, quickly press f1 (the shortcut key depends on the computer brand) to enter the bios, move the direction keys to select "Exit", and then select " OS Optimized Defaults", set it to Disable and press Enter.
When reinstalling win7 from win10 and there are problems such as black screen or startup problems, it is most likely that the disk partition and boot mode do not correspond.
After downloading and opening the Xiaobai three-step installed version software, the software will automatically help us match the appropriate system. Generally, win10 is recommended. We can choose win7 installation among other systems, and then click Now. Next, the software will help us download the system image directly, we just need to wait patiently.
WIN10 and WIN7 use different partition formats, and you need to convert the hard disk partition format first. You can use DISKGENIUS, right-click the hard disk partition and select "Convert Partition Type to MBR Format". The method of reinstalling the WIN7 system is the same as usual.
How to reinstall win7 from win10 requires win7 ISO image file and win7 activation tool. Both files and tools can be downloaded online. The specific steps are as follows: Unzip the WIN7 installation package and extract it to a path other than the system disk. Click the Start window in the lower left corner of the desktop, and then select the Settings item in the pop-up menu.
The HP computer reinstallation system tutorial takes reinstalling the win7 system as an example. Download and run Xiaobai's one-click system reinstallation tool, click to proceed to the next step. Reinstall the system Figure-1 Then Xiaobai will check whether the local environment meets the installation requirements. If so, click Next to continue.
The new HP laptops are pre-installed with the official win10 64-bit flagship version. If you want to reinstall the system, you need to use a uefi U disk to reinstall it.
How to reinstall the system of HP laptop: Set the boot USB disk to start: HP computers have a special function, press the Esc key, the startup menu will appear (startup menu) as shown in the figure: each key Each function has its description.
Download Onekey ghost and Windows7 system image, the download address is in the tool material above. Note: After downloading, do not save it on the C drive (the desktop is also a folder in the C drive, so it cannot be saved on the desktop).
Turn on the HP notebook or restart the computer. Immediately press (or keep tapping) the startup hotkey F9, and the page will enter the selection screen.
Press F2 on HP laptop to enter bios to set up and then reinstall the system. You can follow the steps below to install the system disk: Put the system CD into the CD-ROM drive. Turn on the power, then observe the screen prompts, and press F2 to set up the BIOS before starting the system. Set the startup method. This setting screen is the BIOS settings.
The new HP laptops are pre-installed with the official win10 64-bit flagship version. If you want to reinstall the system, you need to use a uefi U disk to reinstall it.
If it is an HP desktop computer, press ESC when booting to bring up the startup menu. In some cases, it is F12 or F9; the startup shortcut of HP computers The keys are not uniform, usually ESC, F9 or F12. If you want to reinstall the system on your HP computer, you can press Esc or F9 to select the startup item when restarting, without the need for cumbersome BIOS settings.
HP computers start from the hard disk by default. If you want to use a USB flash drive to install the system, you need to set up a USB flash drive to boot. Both HP laptops and desktops support selecting the USB flash drive to boot through the F shortcut keys, but most users still I don’t know which key to press to reinstall the system on HP. Let me introduce to you what keys to press to reinstall the system on HP notebooks.
Restart the system, enter the BIOS settings, and find that the floppy drive is set to 44M, but there is actually no floppy drive in the chassis. After setting this item to NONE, the fault is eliminated.
Generally, you press F2 to enter the system to install the hard disk to start. You can try it yourself. Some do not allow U disk installation. You must first enter the BOIS to set up the U disk system installation.
1. First use the Laomaotao U disk boot creation tool to create the U disk boot. Find the Windows 7 iso image, use UltraISO or WinRAR to open the Win7 iso image, and then extract and unzip all files to the root directory of your USB drive.
2. First, create a u boot disk.
3. After making the U disk boot disk, copy the downloaded system iso file directly to the GHO directory of the U disk. There is no need to decompress the iso image. Insert the USB flash drive into the computer where the system needs to be installed. After restarting, press F1F1Esc and other shortcut keys to open the boot menu, select the USB flash drive option and press Enter.
4. For computer novices, open the system reinstallation tool. Next, we click on the Create U Disk option of the production system, and we just click to start production. Using a USB flash drive to create a system will clear the files on the USB flash drive. We need to back up the data first. After the boot disk creation is completed, restart the computer.
5. Use U disk to install the system. Insert the USB flash drive to boot, press DEL or other keys to enter the BIOS, set to boot from USB-F10-Y-Enter. Follow the prompts to install the system. After the installation is completed, pull out the USB flash drive and the computer will automatically restart. Click: Start the computer from the local hard disk to continue the installation. After the installation is completed, restart.
1. The entry method for HP notebook computers is: keep pressing the F2 key when the computer is turned on, and the system will automatically enter the BIOS setting interface. The entry method for HP desktop computers is: keep pressing the Delete key when the computer is turned on, and the system will automatically enter the BIOS setup interface.
2. Most HP computers can use shortcut keys to enter BIOS settings. When the computer is turned on, press different shortcut keys such as FF1F2. Different models may require different shortcut keys. You can try different shortcut keys.
3. The method to enter the BIOS settings on an HP computer is as follows: When the computer is starting up, keep pressing the F10 key to directly enter the BIOS main interface.
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