解决“电脑开机一直黑屏左上角有一横一闪一闪的”问题的具体步骤如下:
1、右击计算机桌面的空白处,弹出右击下拉子菜单,在子菜单中找到“屏幕分辨率”。
![](https://iknow-pic.cdn.bcebos.com/d043ad4bd11373f089cf8f77aa0f4bfbfaed0461?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、点击“屏幕分辨率”,弹出屏幕分辨率设置的窗口页面,在页面上可以找到“高级设置”。
![](https://iknow-pic.cdn.bcebos.com/c8177f3e6709c93dab70ee1f913df8dcd000545c?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、点击“高级设置”,弹出监视器和适配器的属性窗口页面,在页面上方的菜单中可见“监视器”。
![](https://iknow-pic.cdn.bcebos.com/e7cd7b899e510fb30d29947fd733c895d1430c21?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、点击进入到监视器的选项卡页面,在页面上可见“屏幕刷新频率”。
![](https://iknow-pic.cdn.bcebos.com/eac4b74543a98226d4aec8cf8482b9014b90ebef?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、重新设置刷新率,即可解决电脑开机一闪一闪的问题。
![](https://iknow-pic.cdn.bcebos.com/b7003af33a87e9504ebb13841e385343faf2b4ae?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
这样就解决了“电脑开机一直黑屏左上角有一横一闪一闪的”的问题。