10、8和8.1系统{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/2\/2b\/Restart-a-Computer-Step-1-Version-4.jpg\/v4-460px-Restart-a-Computer-Step-1-Version-4.jpg","bigUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/2\/2b\/Restart-a-Computer-Step-1-Version-4.jpg\/v4-760px-Restart-a-Computer-Step-1-Version-4.jpg","smallWidth":460,"smallHeight":346,"bigWidth":760,"bigHeight":571.0439560439561}1在键盘上同时按下Ctrl+Atl+Del组合键。