Windows 8 : Country Holiday Calendar

Looking on my calendar today, 3 Sept is Labor day …. something wrong with my calendar.

Found the article : Add holiday or other calendars to your calendar

1. Go to Malaysia (English) ( For Malaysian )

2. To add the calendar, click Subscribe to this calendar.

3. Got Malaysia Holiday in my calendar now. You can add more country’s calendar into your Microsoft account as you like.

Holiday calendars

Argentina
Australia
Austria (German)
Belgium (Dutch)
Belgium (French)
Bulgaria
Brazil
Canada (English)
Canada (French)
Chile
China
Croatia
Czech Republic
Denmark
Estonia
Finland
France
Germany
Greece
Hong Kong SAR
Hungary
India (English)
India (Gujurati)
India (Hindi)
India (Kannada)
India (Malayalam)
India (Marathi)
India (Tamil)
India (Telugu)
Indonesia (English)
Indonesia (Indonesian)
Italy
Ireland
Japan

Korea
Latvia
Lithuania
Malaysia (English)
Malaysia (Malay)
Mexico
Netherlands (Dutch)
New Zealand
Norway
Philippines
Poland
Portugal
Romania
Russia
Serbian (Cyrillic)
Serbian (Latin)
Singapore
Slovakia
Slovenia
South Africa
Spain (Catalan)
Spain (Spanish)
Sweden
Switzerland (French)
Switzerland (German)
Thailand
Turkey
Ukraine
United Kingdom
United States (English)
United States (Spanish)
Vietnam

Lunar and other calendars

China
Hong Kong SAR
Japan (lunar)
Japan (rokuyo)

How to activate Windows 8 RTM

Do you find any way to change product key for your Windows 8 RTM ?

Solution: 
1. Run Command Prompt as administrator
2. key in command as below :
    slmgr /ipk AAAAA-BBBBB-CCCCC-DDDDD-EEEEE ( Product key )
    slgmgr –ato

You will be prompt for the Windows Activation Successfully message.

Congratulation your Windows 8 RTM is activated now.