【小白求问】电脑无法正常开机，好像需要bois设置

各位贴吧大神、各位看官；大家好。具体情况下面介绍。
华硕的本子，上次开机后出现图中界面（图po二楼）大概是：
Boot mode is set to:LEGACY; Secure Boot:OFF
WARNING:
You have chose to make changes to the system boot setting,These settings will alter the way that the computer is allowed to boot. Proceed with caution.Please select an option:
CHANGE BOOT MODE TO:
1)UEFI BOOT MODE .......
2)UEFI boot Mode,Secure Boot ON
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以上均为手打，请求大神前来破案！！
谢~