1. Require activation code activation code
During the installation or upgrade process, Windows Setup will go through the product key to activate Windows. This step is required even if you upgrade to Windows 10 from Windows 7 or Windows 8.1 license.

For some reason you do not have the product key in hand, do not close the installation window again because Microsoft gives you an option to skip and re-enter after the installation is complete. So, click Skip (or Do This Later)> click Next to continue the installation.


No need to enter the product code, just hit Skip to continue the installation.
Because Windows Installer can identify the correct product key chain, do not try to enter the code found on the Internet or from the keygen generator shared on the forums. If you enter the correct key code but is a shared key again, will not be able to pass the Activation step later. Therefore, this step requires you to declare the correct Product key of Windows 10 was Microsoft provided.

2. The Windows 10 installer is either standing or restarting itself continuously
If you encounter this error, please check whether the external device has been removed from the computer. If you install Windows 10 via USB, then only add this drive to your computer and remove all other peripherals (memory card reader, additional keyboard, printer …) from the computer. If possible, you also need to turn off Wi-Fi connection or unplug your network cable to get the installation going smoothly. However, after completing the installation you will have to connect to the Internet to activate and set up the operating system.


It is recommended to install Windows from the USB created from the Microsoft Windows Media Creation Tool 10.
If after disconnecting from the peripheral device but you still get errors then please check if the installed version is compatible with the system or not. Remember, Windows 32 32-bit is compatible with both 32-bit and 64-bit systems, but Windows 10 64-bit can not run on 32-bit platforms. If you upgrade your operating system from Windows 7 Starter, Home Basic, Home Premium, or Windows 8.1 (the standard version, called Home), then you must upgrade to Windows 10 Home. And if you upgrade from Windows 7 Pro / Ultimate, or Windows 8.1 Pro / Pro for Students, then use Windows 10 Pro. If you use the Enterprise editions of Windows 7 or 8.1, it can not be upgraded for free but depends on the Software Assurance license agreement.

After rechecking the installer version but still getting the error, it is best to install Windows 10 from the USB created from the original installation file downloaded from the Download Windows 10 (https://goo.gl/iGYZKc) page. Via the tools provided at this site.

3. Error: “Something Happened 0x80070005-0x90002”
Perhaps you will be very annoyed with the errors with different code names when installing and using Windows in general and Windows 10 in particular. If you are not a computer expert then it is very difficult to pinpoint the exact error, and the error “Something Happened 0x80070005-0x90002” when upgrading Windows 10 is one of them.


Error “Something Happened 0x80070005-0x90002”
To fix this, you need to perform the following steps:

– Disables the firewall and antivirus, including Microsoft protection programs.
– Reset the Windows Update update by downloading the KB 971058 package (https://goo.gl/bHJWvv) and running Fixit to fix the problem.
– Run Windows 10 Installer again.
– If the error persists then try to reopen the firewall and antivirus, then follow the instructions at https://goo.gl/0e7ULN to run the KB 947821 update (includes the System Update Readiness utility). Tool).
– Turn off the firewall and antivirus and run the Windows Installer 10 installer again.

4. Error: 0xC1900101-0x20017, -0x30018, -0x20004 …
These error codes also often appear when upgrading to Windows 8 before. These codes are equivalent to the message “The installation failed in the SAFE_OS phase with an error during INSTALL_RECOVERY_ENVIRONMENT operation”.


The topic related to this bug is discussed quite brightly on the forums and on the Microsoft Answers site, but there is no optimal solution for every computer. Therefore, if you encounter this error should install new operating system (ie delete the old operating system and reinstall Windows 10 completely on a partition.

You can refer to the articles below :

5. The activation of Windows has a problem
There are many tips to help you activate Windows 10 and upgrade with “pirated” copyright, however this is not a good way if you want to use long.

Currently, the only way to get your copy of Windows 10 for free is to upgrade Windows 10 directly from the Windows 7 or Windows 8.1 operating system. In this way, the license of the old operating system will be transferred to the new operating system completely and Microsoft calls it “digital entitlement”.

Once your computer has digital rights, you can install and uninstall many versions of the operating system without fear of losing your copyrights, because Microsoft’s servers will always remember that your system is legitimate. Real rights. Therefore, once you upgrade to Windows 10 from Windows 7/8 license, you will not need to write a Product key or anything related to the license, all activation is done manually. Dong.

Therefore, if you are concerned about the copyright issue when upgrading to a new operating system, one of the following three options should be applied:
– Upgrade to Windows 10 directly from Windows Update.
– Run the “Upgrade this PC now” function from the new operating system upgrade tool from http://goo.gl/YkxhJa.
– Create a USB installation with the Windows 10 Media creation tool and run the setup.exe file directly on the current operating system to upgrade.

If activation of Windows 10 operating system automatically fails with many error messages, you can repeat the following steps to manually activate the device:

– Press the Windows + R key combination or go to Start> Run.
– Type “slui.exe 4” to open the Windows activation interface.
– Select the country code> select the phone line you want to call (you should choose the number with “Toll free” not free).
– Write down the “Installation ID” code, which will be provided when activated via telephone.

Call the number Microsoft provided for the Confirmation ID of 8 clusters and enter Step 3. Finally press Activate to activate is done.
6. Notice “Who owns this PC?”
When you set up for Windows 10 Pro, you will have to answer the question: “Who owns this PC?” (Who owns this PC? At this point do not stress, the essence of this question is to validate the purpose of this computer so that the system provides the appropriate settings to access the common resources only. For example, if you use my organization, Windows will let you enter a domain or Azure AD to access corporate resources. If you declare “I do” (my own computer) then Microsoft will ask you to enter your personal account or Microsoft Account to access your data.


7. Problems related to graphics card drivers, sound and other drivers
Driver incompatibility is one of the most discussed issues on the Windows 10 discussion forums. It is also understandable because Windows 10 is the new operating system so drivers of the hardware are not. Can be compatible version right.

Fortunately, the Windows Update feature of Windows 10 is quite useful for resolving incompatibility issues or not recognizing new hardware drivers through updates. Therefore, besides accessing the home page of the hardware manufacturer and download the corresponding driver for Windows 10, it is best to wait for updates from Microsoft to identify the system. New hardware.


It’s a good idea to update Windows 10 regularly so that the components on your computer are properly recognized and working properly.
8. Start Menu does not work
An error that many Windows 10 encounter is that the Start Menu does not work but continually reports a “Critical Error / Your Start Menu is not working” error. In fact, this message is not as scary as you might think, due to incomplete system setup for first time use.

The way to deal with this error is to reboot to safe mode (Safe mode – press F8 repeatedly during startup)> then restart in normal mode is finished.

If the problem is not resolved then continue to the second way is to press the Shift key when selecting Start, Power, Restart in Windows 10 to boot into Windows environment Environment> Troubleshoot> select Advanced options> click Startup Settings and Select Restart to reboot. Then, in the interface choose how to boot, you press 5 or F5 to enter Safe Mode with networking (network security mode for the system to update the missing elements cause the Start Menu does not work).

9. Use internal account
Microsoft encourages users to sign up for Microsoft ID to take advantage of built-in Windows 10 features such as OneDrive, the Windows Store app store, etc. However, if you do not like it, you can skip step Log on to this and declare a Local Account on Windows 10. The operation is as follows:

 

– Go to Start> Settings> Family & other users> Add someone else to this PC.
– At “How will this person sign in?” You scroll down and select “The person I want to add”.
– In the “Let’s create your account” dialog box, select “Add a user without a Microsoft account.”
– Enter Last Name, First Name and twice password to create local account for Windows 10 is done.

10. Application icon not in Start Menu’s All Apps list
If you install more than 512 applications, software on your computer, then Windows 10 will not be able to display this number. However, if this number is less than the application icon does not appear on the list of All Apps in the Start Menu, then there are two reasons for this situation, the system crashes, has not updated and shortcut. faulty.

To solve this problem, you should reboot and check again. If the installed application is not listed, then the operating system back to the Windows 10 build 10240 will correct this error.

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