Let the Windows 7 system boot and shut down more quickly.

Speed ​​up the boot:
In the Windwos 7 Start menu, click “Search Programs and Files” and enter “msconfig”, press Enter to open the system configuration & program. Go to the "boot" label. In the lower right part of the window that opens, change the default value of "Timeout" to a smaller number (this article is modified to 5).
After modification, it means that when Windows 7 is turned on, the default 30 second wait time is shortened to 5 seconds.
Speed ​​up the shutdown speed:
Windows 7 does not provide a direct modification of the shutdown speed settings, the user needs to modify the registry to achieve
run the registry, and then expand the branch to HKEY_LOCAL_MacHINESYSTEMCurrentControlSetControl, found in the right window and Double-click “WaitToKillServiceTimeout”, the default value in the pop-up window is “12000””, which means that the shutdown waiting time is “12 seconds”, you can input the ideal number according to your needs.
After modification, save the settings and it will take effect the next time you log in to the system.