根据您的描述:
若您的机器开机进入了BIOS。建议您按F9恢复BIOS默认设置,按F10保存退出后尝试。
2.建议您重新安装后恢复系统后尝试,排除系统故障。由于您没有提供机器详细型号,无法得知您的机器信息。您的机器若自带正版系统备份,建议您开机按F4进入还原界面,选着恢复或完全还原即可。
(正常情况下只是还原C盘数据,为了避免重要数据丢失建议您备份好文件)
3.若通过以上方法问题依然存在,请您带好购机发票、包修卡和机器送到三星服务中心,由工程师检查机器并处理。
三星笔记本默认安装的是Winodws8.1系统,在给其安装Win7系统后开机会出现如下提示。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/810a19d8bc3eb1354b7da960ad1ea8d3fc1f44b6?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
此时需要在开机时进入BIOS选项,设置如下参数。
即将Secure Boot更改为Off模式,并将OS Mode Selection更改为UEFI CSM OS模式。设置完毕后更改U盘为第一启动项。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/54fbb2fb43166d224de00b4f4d2309f79152d251?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
插入启动U盘,开机后会进入U盘的PE系统。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/f2deb48f8c5494eeae9811c226f5e0fe98257eb6?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
在PE系统中将磁盘中的重要数据备份到U盘或移动硬盘。此后将会进行格式化整个磁盘的操作,其中包括三星官方的系统恢复备份分区。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/b58f8c5494eef01f65ae061eebfe9925bd317db6?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
将系统磁盘全部格式化并重新分区,在进行分区操作时一定要选择“重建MBR”此后在PE环境下完成系统的安装
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/f703738da977391261a69bbaf3198618377ae26d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/ca1349540923dd543ad0b9b3da09b3de9d82484d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
重新启动电脑后就可以正常进入到系统了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/f11f3a292df5e0fefba297da576034a85fdf72b6?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)