由于使用默认的系统设置无法正式生效，尝试使用注册表修改
上图是无法修改成功的输入法设置
Windows Registry Editor Version 5.00
[HKEY_CURRENT_USER\Control Panel\Input Method\Hot Keys\00000010]
"Key Modifiers"=hex:00,c0,00,00
"Virtual Key"=hex:ff,00,00,00
[HKEY_CURRENT_USER\Control Panel\Input Method\Hot Keys\00000070]
"Key Modifiers"=hex:00,c0,00,00
"Virtual Key"=hex:ff,00,00,00
[HKEY_USERS\.DEFAULT\Control Panel\Input Method\Hot Keys\00000010]
"Key Modifiers"=hex:02,c0,00,00
"Target IME"=hex:00,00,00,00
"Virtual Key"=hex:ff,00,00,00
[HKEY_USERS\.DEFAULT\Control Panel\Input Method\Hot Keys\00000070]
"Key Modifiers"=hex:02,c0,00,00
"Target IME"=hex:00,00,00,00
"Virtual Key"=hex:ff,00,00,00
双击执行该文件， 需要注销重新登录后生效
适合微软拼音和百度输入法，其他输入法没测试
来源：
链接：https://www.zhihu.com/question/36005148/answer/447724326