In recent years, Smith has taken on oversight of an expanding list of policy, government and legal issues at Microsoft, including relations with foreign governments like China, political giving, and programs to expand rural broadband service and access to job skills. He also has been a vocal representative of Microsoft’s views on sustainability, immigration, voting rights, search engine payments for news, and data privacy.

Smith, who spent years working to resolve Microsoft’s antitrust disputes around the world, has so far helped steer the company away from the new wave of regulatory scrutiny that has dogged rivals like Google parent Alphabet Inc. and Amazon.com Inc.

Since Nadella took the helm of Microsoft in 2014, he has revived the company’s leadership in the tech industry by growing in key businesses like cloud computing, mobile applications and artificial intelligence.

The company’s resurgence has given it a market value north of $2.2 trillion and helped it continue to amass a cash pile of more than $130 billion that it has used to fund acquisitions and to boost dividends and buybacks.

The repurchase authorization has no expiration date, and may be terminated at any time. The company’s stock has risen 35% in 2021, making it the second-most valuable publicly traded company. Microsoft’s previous buyback plan, unveiled in September 2019, was for $40 billion.

The company also increased its quarterly dividend by 6 cents to 62 cents a share.