REDMOND, Wash. — June 11, 2008 — Microsoft Corp. today announced that its board of directors declared a quarterly dividend of $0.11 per share. The dividend is payable Sept. 11, 2008, to shareholders of record on Aug. 21, 2008. The ex-dividend date will be Aug. 19, 2008.

Founded in 1975, Microsoft (Nasdaq “MSFT”) is the worldwide leader in software, services and solutions that help people and businesses realize their full potential.

For more information, financial analysts and investors only:

Colleen Healy, general manager, Investor Relations, Microsoft, (425) 706-3703

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