There are two ways to defragment a disk, defragment it and shrink it. Defragmentation can be found in the virtual disk settings of virtual machine settings. Disk defragmentation similar to windwos can maintain the continuity of disk data and improve disk performance. Regarding compression, after starting the virtual machine, right-click vmware tools in the tray area, find the contraction item, select the partition to be compressed, and click Prepare for Shrinking to prepare for compression.

Turn off system hibernation: the check box in front of the control panel/power supply/hibernation/start system hibernation should be removed, which should be more suitable for desktop computers. Desktop computers don't need to consider power saving at all, so it's better to turn this function off.

Move virtual memory, my computer properties/advanced/performance/settings/advanced/change/select drive C, that is, system disk, select no page, and then set virtual memory to other disks, such as disks with large disk space, such as D, E, F, etc. Set it to 1.5~2.5 times the memory, and the size can be set to the same as the original.

Clean up IE temporary folder, Internet options, delete temporary files and offline files. These things are automatically downloaded and recorded by the system when surfing the internet, and can also be realized by cleaning the disk tool. In addition, in order to keep it from increasing, it is necessary to reduce the number of days to save records in IE option.

Delete system logs and program logs, My Computer/Control Panel/Administrative Tools/Computer Management/Event Viewer/Application, right click/clear all events, and then clear system logs in turn. In addition, set the log records to be few or none.