How to fix “The product key you typed cannot be used to activate Windows on this computer” Windows Activation Error

Windows activation error “The product key you typed cannot be used to activate Windows on this computer” is one the most popular and hectic problem for all those users who want to activate Windows 7 on their computer.

I am well familiar with this Windows 7 activation error, because I have faced this error a month back while installing Windows 7 Professional 64-bit (I bought this from Microsoft) on my Desktop Computer.

Whenever I tried to activate my copy of Windows 7 on the computer, Every time I received the Windows error message “Try a different product key for activation | The product key you typed cannot be used to activate Windows on this computer” along with four Windows activation options such as: Buy a new product key online, Retype your product key, Use the automated phone system to activate, or Contact Microsoft to help resolve this problem. For the example a screenshot is shown below:

the product key you typed cannot be used to activate windows on this computer

And when I clicked on the given link “Show me details for the error that requires this change” then it displayed the Error Details “The following information was found for this error: | Code: 0xC004C008 | Description: The activation server determined that the specified product key could not be used.” As shown in below screenshot:

The activation server determined that the specified product key could not be used

Finally, I shared my problem with a Windows expert person and he suggested me to use the automated phone system to activate Windows 7 operating system on Desktop computer. I tried it on PC and successfully got rid from the Windows activation error “The product key you typed cannot be used to activate Windows on this computer”.

In today’s How to fix guide, I am going to explain how you can easily fix “The product key you typed cannot be used to activate Windows on this computer” Windows activation error using the automated phone system to activate Windows 7 Operating system. Here’s how:

Fix: The product key you typed cannot be used to activate Windows on this computer

The process of using the automated phone system to activate Windows 7 on PC is quite simple and you can easily fix “The product key you typed cannot be used to activate Windows on this computer” Windows activation error 0xC004C008 on your computer. Follow below-shown step by step instructions in order to fix the Windows 7 activation error:

Step (1): First of all, press Win + R keys together to bring up the Run dialog box.

Step (2): On the Run dialog box, type “slui 4” and then press OK.

activate windows 7

Step (3): After that, the manual Windows Activation wizard will appear on your screen. You have to select your Country from the drop-down menu and then click on Next button.

windows 7 activation

Step (4): Just after clicking on Next, the Windows Activation wizard will display a Toll-Free phone number. Now make a call on the phone number you see on Windows Activation wizard under step 1 section.

windows activation error

Step (5): Once your call is connected, the technical person of Windows 7 Product Activation will provide you a confirmation ID which you need to enter in step 3.

windows 7 activation error

Step (6): After entering the confirmation ID provided by the Windows technical person, click on Next and then follow the instructions to activate the copy of Windows.

Important Note: Be careful and enter the exact confirmation ID. If you mistakenly enter the wrong ID then you will get a message like “The confirmation ID you entered does not match the confirmation ID you received. Please retype your confirmation ID”.

windows activation error 0xc004c008

Step (7): Once the Windows is activated successfully, you will be able to see your Windows Licensing Status and Activation ID using slmgr.vbs.

Step (8): In order to check the Windows activation status, Press Win + R key together to open the Run dialog box and type slui.exe then press Enter. You will be able to see your Windows activation status.

Windows activation status

That’s it! Thus, you can see how simple is to activate Windows 7 on the desktop computer using the automated phone system. With the help of this method, you can easily fix “The product key you typed cannot be used to activate Windows on this computer” Windows activation error 0xC004C008 on your computer.

You can apply the same Windows activation process to activate all other versions of Windows. Try it now and share your view with us.

Read also: How to Fix Activation Error 0xc004f074 in Windows 8 / Windows 8.1

Microsoft Volume Licensing Activation Centers Worldwide Telephone Numbers

If you are a Microsoft Volume Licensing customer and want to activate Windows 7, Windows 8, Windows 8.1, or Windows 10 operating system through your phone then this list of Microsoft Product Activation Center phone numbers might help you.

Here are the toll and toll-free telephone numbers for worldwide Volume Licensing Activation Centers. Select the phone number according to your country and enjoy easiest Windows Activation process:

Country/region

Volume License Keys

(toll call only)

Volume License Keys

(toll-free only)

Albania (389) (2) 30 90 890  
Algeria (+213) (21) 89 10 70  
American Samoa (61) (2) 9870 2131  
Andorra (33) (1) 7226 6080 (French) & (34) (91) 114 1464 (Spanish)  
Angola (351) 214 154 065  
Anguilla (54) (11) 4317 2626 (1) (866) 993 9301
Antarctica (61) (2) 9870 2131  
Antigua and Barbuda (54) (11) 4317 2626 (1) (866) 647 2707
Argentina   (0) (800) 999 4617
Armenia (7) (495) 745 5445 (Moscow, Russia)  
Aruba (1) (305) 603 4466  
Australia (61) (2) 9870 2131 1800 642 008
Austria (43) (1) 795 673 56 (00) (800) 22 84 82 83
Azerbaijan (7) (495) 745 5445 (Moscow, Russia)  
Bahamas, The (54) (11) 4317 2626 (1) (866) 317 5700
Bahrain (971) (4) 391 7000  
Bangladesh (65) 6324 8098  
Barbados (54) (11) 4317 2626 (1) (800) 534 3365
Belarus (7) (495) 745 5445 (Moscow, Russia) (8) (820) 0071 0004
Belgium (32) (2) 401 2650 (0) (800) 40758
Belize (1) (305) 603 4466  
Benin (225) 20 24 24 90  
Bermuda (716) 871 2919 (1) (866) 263 1098
Bhutan (65) 6324 8098  
Bolivia   (800) 100 359
Bosnia and Herzegovina (387) (33) 606 100 (0) (800) 20 230
Botswana (27) (11) 361 7000  
Bouvet Island (47) (23) 162 126  
Brazil (11) 3217 3521 (0) (800) 888 4081
British Indian Ocean Territory (27) (11) 361 7000  
Brunei (65) 6324 8098  
Bulgaria (359) (2) 965 7100 (0) (800) 1 5555
Burkina Faso (225) 20 24 24 90  
Burundi (225) 20 24 24 90  
Cambodia (65) 6324 8098  
Cameroon (225) 20 24 24 90  
Canada (716) 871 2781 (888) 352 7140
Cape Verde (351) 214 154 065  
Cayman Islands (54) (11) 4317 2626 (1) (866) 263 7308
Central African Republic (225) 20 24 24 90  
Chad (225) 20 24 24 90  
Chile   (800) 330 600
China (86) (21) 96081368 (800) 830 1832
Christmas Island (61) (2) 9870 2131  
Cocos (Keeling) Islands (61) (2) 9870 2131  
Colombia   (01) (800) 051 0595
Comoros (27) (11) 361 7000  
Congo (DRC) (225) 20 24 24 90  
Cook Islands (61) (2) 9870 2131  
Costa Rica   (0) (800) 012 1446
Côte d’Ivoire   80 00 09 99
Croatia (385) (1) 789 0 300 (0) (800) 300 300
Cyprus   (800) 90 900
Czech Republic (420) 225 990 844 (0800) 100 074
Denmark (45) 38 487 131 (807) 01315
Djibouti (225) 20 24 24 90  
Dominica (54) (11) 4317 2626 (1) (866) 993 9311
Dominican Republic   (1) (888) 751 2323
Ecuador   (1) (800) 258 025
Egypt (20) (2) 3539 3333  
El Salvador   800 7054
Equatorial Guinea (225) 20 24 24 90  
Eritrea (254) 20 286 8800  
Estonia (372) 686 8820 8002230
Ethiopia (254) 20 286 8800  
Falkland Islands (Islas Malvinas) (1) (305) 603 4466  
Faroe Islands (45) 38 487 131  
Fiji Islands (61) (2) 9870 2131  
Finland (358) 800 118 062 (0) (800) 770 215
France (33) (1) 7226 6080 (0) (805) 110 235
France, Metropolitan (33) (1) 5517 4075  
French Guiana (1) (305) 603 4466 0800 779 809
French Polynesia (33) (1) 7226 6080  
French Southern and Antarctic Lands (33) (1) 7226 6080  
Gabon (225) 20 24 24 90  
Gambia, The (225) 20 24 24 90  
Georgia (7) (495) 745 5445 (Moscow, Russia)  
Germany (49) (69) 2222 5494 (0) (800) 284 8283
Ghana (44) (203) 147 4930  
Gibraltar (44) (203) 147 4930  
Greece (44) (870) 2411 963 800 11 43100
Greenland (45) 38 487 131  
Grenada (54) (11) 4317 2626 (1) (866) 993 9312
Guadeloupe (1) (305) 603 4466  
Guam (61) (2) 9870 2131  
Guatemala   (1) (801) 13 00100
Guinea (225) 20 24 24 90  
Guinea Bissau (225) 20 24 24 90  
Guyana (1) (305) 603 4466  
Haiti (54) (11) 4317 2626 193 – pin 3141
Heard Island and McDonald Islands (61) (2) 9870 2131  
Honduras   8000 0122 – pin 5009
Hong Kong SAR (852) 2904 2198  
Hungary (36) (1) 267 4636 (06) 800 18749
Iceland (47) (23) 162 126 800 8236
India (91) 80 4010 3000 1800 11 11 00 or 1800 102 1100
Indonesia (65) 6324 8098 001 803 65 7668
Iraq (971) (4) 391 7000  
Ireland (353) (1) 447 5390 (1) (800) 930 031
Israel (44) (870) 2411 963 (1) (800) 350 444
Italy (39) (02) 3604 6340 (800) 531 042
Jamaica   (1) (800) 647 2701
Japan (81) (3) 6831 3460 0120 801 734
Jordan (962) (6) 5503451  
Kazakhstan (7) (727) 298 0127 (free for Almaty) 8 800 0801001 (free for Kazakhstan)
Kenya (254) (20) 286 8800  
Kiribati (61) (2) 9870 2131  
Korea 1577 9700 (Nationwide local toll only; no long-distance tolls apply)  1577 9700
International: (82) (2) 567 7881 (International rates may apply)
Kuwait (965) 2243 1071  
Kyrgyzstan (7) (495) 745 5445 (Moscow, Russia)  
Laos (65) 6324 8098  
Latvia (371) (67) 852 112 (802) 00920
Lebanon (961) (1) 974 035  
Lesotho (27) (11) 361 7000  
Liberia (225) 20 24 24 90  
Libya (218) (21) 3330356 or (20) (2) 376 4991  
Liechtenstein (41) (44) 580 7558  
Lithuania (370) 520 51120 800 22032
Luxembourg (33) (1) 7226 6080 (French) or (49) (69) 2222 5494 (German) (800) 2 99 77
Macau SAR (852) 2904 2198  
Macedonia, Former Yugoslav Republic of (389) (2) 3090 890  
Madagascar (27) (11) 361 7000  
Malawi (27) (11) 361 7000  
Malaysia (65) 6324 8098 00 800 2468 1668
Maldives (65) 6324 8098  
Mali (225) 2031 0500  
Malta (49) 2 515 003194 (800) 65 432
Marshall Islands (61) (2) 9870 2131  
Martinique (1) (305) 603 4466  
Mauritania (212) (22) 95 61 53  
Mauritius (230) 202 8120  
Mayotte (61) (2) 9870 2131  
Mexico   (01) (800) 527 2000
Micronesia (61) (2) 9870 2131  
Moldova (4) (021) 203 61 53  
Monaco (33) (1) 7226 6080 (0) (805) 11 02 35
Mongolia (7) (495) 745 5445 (Moscow, Russia)  
Montenegro (381) (11) 3305 500  
Montserrat (54) (11) 4317 2626 (1) (866) 993 9316
Morocco   (0801) 000 809
Mozambique (351) 214 154 065  
Myanmar (65) 6324 8098  
Namibia (27) (11) 361 7000  
Nauru (61) (2) 9870 2131  
Nepal (65) 6324 8098  
Netherlands (31) (20) 713 9240 (0) (800) 023 3487
Netherlands Antilles   (001) 8663 220 524
New Caledonia (33) (1) 5517 4075  
New Zealand   (0) (800) 676 334
Nicaragua   (001) (800) 220 1804
Niger (225) 20 24 24 90  
Nigeria (234) (1) 27 10 156  
Niue (61) (2) 9870 2131  
Norfolk Island (61) (2) 9870 2131  
Northern Mariana Islands (61) (2) 9870 2131  
Norway (47) 23 162 126 (800) 56 615
Oman (968) 2444 6487  
Pakistan (92) (21) 11167 4357  
Palestinian Authority (962) (6) 462 6969  
Palau (61) (2) 9870 2131  
Panama   (001) (800) 507 1885
Papua New Guinea (61) (2) 9870 2131  
Paraguay   (009) (800) 542 0004
Peru   (0) (800) 51 900
Philippines (65) 6324 8098 00 800 2468 1668
Pitcairn Islands (61) (2) 9870 2131  
Poland (48) (22) 594 19 99 *May be subject to the charges imposed by your local operator. (00) (800) 121 1654 *May be subject to the charges imposed by your local operator.
Portugal (351) (214) 154 065 (800) 849 102
Puerto Rico   (1) (866) 584 6059
Qatar (974) 4 411 9418  
Reunion (33) (1) 7226 6080 0800 822 222
Romania (40) (21) 204 70 15 0800 822 222
Russia (7) (495) 745 5445 8 800 700 8002
Rwanda (225) 20 24 24 90  
Saint Helena (27) (11) 361 7000  
Saint Kitts and Nevis (54) (11) 4317 2626 (1) (866) 745 0644
Saint Lucia (54) (11) 4317 2626 (1) (866) 796 2893
Saint Martin (1) (305) 603 4466  
Saint Pierre and Miquelon (27) (11) 361 7000  
Saint Vincent and the Grenadines (54) (11) 4317 2626 (1) (866) 796 2899
Samoa (61) (2) 9870 2131  
San Marino (39) (02) 3604 6340 (800) 531 042
São Tomé and Príncipe (27) (11) 361 7000  
Saudi Arabia (966) (11) 298 8100  
Senegal (225) 20 24 24 90  
Serbia (381) (11) 3305 500 (0) 700 300 300
Seychelles (27) (11) 361 7000  
Sierra Leone (225) 2031 0500  
Singapore (65) 6324 8098 1800 324 8098
Slovakia (421) (2) 50 102 616 (0) (800) 178 278
Slovenia (386) (1) 5853 449 080 8028
Solomon Islands (61) (2) 9870 2131  
Somalia (27) (11) 361 7000  
South Africa (27) (11) 361 7000 (0) (801) 43 43 43
South Georgia and the Sandwich Islands (54) (11) 4317 2626  
Spain (34) (91) 114 1464 (900) 150 889
Sri Lanka (65) 6324 8098  
Suriname (1) (305) 603 4466  
Svalbard and Jan Mayen Island (47) 23 162 26  
Swaziland (27) (11) 361 7000  
Sweden (46) (8) 5033 4670 020 140 00 15
Switzerland (41) (44) 580 7558 (00) (800) 22848283
Taiwan (886) (2) 8771 7276 00 800 2468 1668
Tajikistan (7) (495) 745 5445 (Moscow, Russia)  
Tanzania (27) (11) 361 7000  
Thailand (65) 6324 8098 001 800 2468 1668
Timor-Leste (65) 6324 8098  
Togo (225) 20 24 24 90  
Tokelau (61) (2) 9870 2131  
Tonga (61) (2) 9870 2131  
Trinidad and Tobago   (1) (888) 801 2598
Tunisia (216) 71 16 87 00  
Turkey (90) (212) 33 66 999 0800 211 3939
Turkmenistan (7) (495) 745 5445 (Moscow, Russia)  
Turks and Caicos Islands (54) (11) 4317 2626 (1) (866) 745 7616
Tuvalu (61) (2) 9870 2131  
Uganda (254) (20) 286 8800  
Ukraine (380) (44) 2305102 (0) (800) 308 8002
United Arab Emirates (971) (4) 391 7000  
United Kingdom (44) (203) 147 4930 (0) (800) 018 8354
United States (716) 871 2781 (888) 352 7140
United States Minor Outlying Islands (65) 324 8098  
Uruguay   (000) 4054 349
Uzbekistan (7) (495) 745 5445 (Moscow, Russia)  
Vanuatu (61) (2) 9870 2131  
Vatican City (39) (02) 3604 6340 (800) 531 042
Venezuela   (0) (800) 642 7676
Vietnam (84) 4 935 1053   
Outside Vietnam: 603 7712 4671
Virgin Islands, British (716) 871 2919 (1) (866) 993 9307
Virgin Islands, U.S. (716) 871 2919 (1) (877) 678 8034
Wallis and Futuna (61) (2) 9870 2131  
Yemen (971) (4) 391 7000  
Zambia (27) (11) 361 7000  
Zimbabwe (27) (11) 361 7000  

If you found this Windows activation guide useful for you then feel free to share your view with us through comments. Also please let us know – if you have another helpful tricks to fix “The product key you typed cannot be used to activate Windows on this computer” Windows activation error.

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  1. Mahesh Dobhal

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