通过编辑注册表来手工输入显示器刷新频率：选择HKEY_LOCAL_MACHINESystemCurrentControlSet
ServicesClassDisplay0000Default，双击RefreshRate即可输入刷新频率值；值为-1表示自动设定，也可输入一个有效的刷新率值（如75，
如果所输入的频率值不被你的显示器或显示卡所支持，将出现不良后果，在修改前请参阅相关说明文档）。
如何通过注册表注册表修改屏幕刷新频率
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0000]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0000\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0000\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0000\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0000\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0000\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0000\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0001]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0001\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0001\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0001\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0001\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0001\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0001\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0002]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0002\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0002\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0002\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0002\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0002\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0002\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0003]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0003\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0003\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0003\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0003\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0003\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0003\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0004]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0004\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0004\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0004\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0004\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0004\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0004\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0005]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0005\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0005\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0005\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0005\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0005\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0005\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0006\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0006\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0006\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0006\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0006\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0006\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0007\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0007\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0007\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0007\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0007\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0007\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0008\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0008\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0008\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0008\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0008\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0008\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0009\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0009\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0009\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0009\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0009\MODES\640,480]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0009\MODES\800,600]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0010\MODES]
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0010\MODES\1024,768]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0010\MODES\1280,1024]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0010\MODES\1600,1200]
"Mode1"="75-75,75-75"
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}\0010\MODES\640,480]
"Mode1"="75-75,75-75"
