What should you pay attention to when upgrading win7 to win10?

Now the win10 system has been launched for a long time. Many friends who use the win7 system want to upgrade to the win10 system. So what are the precautions for changing from win7 to win10? Let’s look down together.

1. BIOS setting issues

1. BIOS is divided into two types: old and new, UEFI and Legacy. It is recommended to choose the new version of UEFI because it has more advantages. Just select it after the Boot Mode option in the picture below.

2. It should be noted that UEFI and Legacy are two different boot methods.

3. For systems installed in UEFI boot mode, Boot Mode can only select UEFI.

4. It cannot be modified to Legacy. If you change it, the system will not start normally. Of course, don't worry, just change it back.

5. The same applies to systems installed in Legacy boot mode. When attention is required.

6. The partition format corresponding to uefi is gpt, and the partition format corresponding to legacy is mbr.

7. We must pay attention to uefi gpt or legacy mbr when installing, otherwise we will not be able to enter the system normally after installation.

2. What to do if the U disk option cannot be found in EFI mode

1. To reinstall the system from the U disk, you need to start USB boot, that is, USB Boot The options after are changed to Enable.

2. At this point you may find that there is no USB option in the EFI directory below.

3. You may be stuck here. It's actually very simple. You just need to save the existing settings and restart the computer.

4. Re-enter the BIOS and you will see the USB option. Then move the USB option to the top, save and restart, so that you can enter the system reinstallation interface.

3. BIOS settings after installation

1. After the new system is installed, you need to turn off USB Boot, that is, modify the options after USB Boot is Disabled.

2. In EFI, the USB option also needs to be moved to the bottom. In this way, you will not make any mistakes or enter the system installation interface again after restarting the system.

To sum up, everyone must pay attention to the above matters when upgrading the win10 system, so that the upgrade success rate will be improved.

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