https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/jian-pan-bei-guang-deng-da-bu-kai/m-p/1262224#M468822 <P>单按F4也不行吗？</P> <P>&nbsp;</P> <P>实在不行，关机断开电源，按住Win+V键同时，再按住电源开关不要松开开机，过5-6秒后机器自动关机，松开所有按键，再开机进系统试试。</P> Tue, 07 Nov 2023 09:36:39 GMT 托卢 2023-11-07T09:36:39Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/jian-pan-bei-guang-deng-da-bu-kai/m-p/1262205#M468820 键盘背光灯打不开，按下组合按键fn+f4没反应.其他组合键可以正常使用，单按f4也管用. Tue, 07 Nov 2023 08:57:45 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/jian-pan-bei-guang-deng-da-bu-kai/m-p/1262205#M468820 小祈啊 2023-11-07T08:57:45Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/jian-pan-bei-guang-deng-da-bu-kai/m-p/1262224#M468822 <P>单按F4也不行吗？</P> <P>&nbsp;</P> <P>实在不行，关机断开电源，按住Win+V键同时，再按住电源开关不要松开开机，过5-6秒后机器自动关机，松开所有按键，再开机进系统试试。</P> Tue, 07 Nov 2023 09:36:39 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/jian-pan-bei-guang-deng-da-bu-kai/m-p/1262224#M468822 托卢 2023-11-07T09:36:39Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/jian-pan-bei-guang-deng-da-bu-kai/m-p/1262233#M468825 <P>f4键管用，但是打不开背光灯。尝试了您说的操作还是打不开。</P> Tue, 07 Nov 2023 10:32:06 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/jian-pan-bei-guang-deng-da-bu-kai/m-p/1262233#M468825 小祈啊 2023-11-07T10:32:06Z