Win7 system upgrade installation input serial number error code solution

For xp system users, in order to upgrade to win7 system will upgrade the system installation, but after entering the serial number, the system appears "Error code: 0XC004F061" ; tips. Why is this happening? In fact, this is because the serial number provided by the user is “Upgrade Serial Number” and the upgrade serial number cannot be installed. So what should we do in this situation? Let's take a look at the small series!

The method is as follows:

1. Do not enter the serial number during installation, ignore it directly, the system You will be prompted to have a 30-day activation period;

2. After entering the system, do not perform any upgrade, directly open REGEDIT.EXE to modify the registry;

3. HKEY_LOCAL_MACHINE/Software/Microsoft/The MediaBootInstall key value under the Windows/CurrentVersion/Setup/OOBE/address is changed from 1 to 0 and saved;

4. Enter the modified value;

5. Search for cmd in the start menu. Open as administrator;

6. Enter slmgr /rearm, wait for the confirmation box to appear after the carriage return;

7. Restart and re-enter the serial number, the activation will prompt the success.

The above is the Win7 system upgrade installation input serial number display error code solution, the method is limited to the genuine WINDOWS7 serial number and installer, if the user just fits this situation, then you may wish to follow the above method Next!