点进授权码获取链接，在页面跳转到“你已进入一个通常不会显示的页面。Microsoft 绝不会要求你复制或分享此 URL”之前，将地址栏的URL复制下来，即是授权码

授权码类似这样：https://login.live.com/oauth20_desktop.srf?code=M.C502_SN1.2.U.DmpHZybc3i9gXPXxXxXxXxmA6DshD6!oHNXA*pWhJ8cRyO0eSsfsCFzqQdXxXxXxXxJkWKlwLrnj*6!xmBsffev!GjO3R4Bu8KQao7WRBVmcGKXxXxXxXxUfKJUFxyyHvU222CHLtTEioIObnE3nMgHy33*x1W52a68j44fRGSjXzSGXxXxXxXxy7E2U0Lc4OyvicLWDdpUP8Lddw8uw7UJiwQbI2Pe1VIfOqJ03ol18F1a3j1o!YLMh18!!!pRVEitRhoyXxXxXxXx1KJCUQFjS9L3NXJMFvui2PDAo!V5ta1pH3uz9KTTVuJk92X*hJ1v0hvV25wRD*Vh9c!MiZc!FVXxXxXxXx6zkgYqSogxfj2jj7SzXJucLMBW1jFgCY6cSdOV05uEHd9XteEd*uaAAvkkGL523xfRXxXxXxXx1HAfCnCeAHSHXxXxXxXxrojrX1Nr*KY!ba!WSTgrQSRfNoMDD25WmRS2nbIHCdATY8HHzWVyfgtmcPe8GvXxXxXxXx7nnaMY0cNtRnAnj2TimspZSMA5tgN*wfymrOAAy67tLRAffhjiHsCpCxowhSXxXxXxXxTO6LLlkgOple609KDjAthD!ZfIihTXxXxXxXx7aeKovSPH1Mok!qmGvA%24%24&lc=2052