Win7 system shutdown speed is always showing "Shutdown" how to do?

Solutions are as follows:

1, the & ldquo; start & rdquo; menu, click & ldquo; Accessories - & gt; & rdquo ;, then System Tools sub-folder click & ldquo; Disk Defragmenter & rdquo; to open, why should defragment? Computers using mechanical hard disks will generate a large amount of file fragments after using the system for a long time, resulting in longer disk seek time, resulting in system performance degradation, shutdown is naturally slow

2, after opening the program, select the C drive, and then click the "disk defragmentation" button to analyze and sort the disk fragment of the C drive, as shown. After finishing the finishing, you can shard the other disks here, the method is the same (C drive is the system disk, it is more important);

3. When there are too many programs running on the computer, performing the shutdown operation will make the shutdown very slow. You can close all running programs, then click the Start menu “Shutdown 

4. You can shorten the waiting time for automatically closing the program after shutdown. Click the “Start”menu button to open the “Run” program, or use the key combination Win+R to open;

5. After opening, type “ldedit” in the text box, then click The “OK" button opens the Registry Editor and navigates to the HKCY_CURRENT_USER\\Control Panel\\Desktop node.

6, find the WaitToKillAppTimeout key value on the right side, and then double-click this key, enter the value data into 3000 in the pop-up form, that is, the waiting time for closing the program is 3000 milliseconds, that is, 3 seconds.