What cleaning work must be done after installing the win7 system?

1, forbidden to sleep
During the sleep process, the network will also be disconnected, and if the win7 system is not shut down, it will occupy the system disk space, and if it is closed, it can also improve the running speed. Not for it.
2, delete the old system backup file
After the win7 system is installed, by default, the system will automatically generate a system backup, but because the system backup occupies a large memory storage space, it is recommended that the ghost win7 system The user can delete, if the user encounters a problem in the later stage, if the user is worried that the operating system is faulty, you can choose to start the system restore function to fix the
3, virtual memory settings
can be effectively improved after the installation is completed. Running speed, it is recommended that users can transfer the built-in virtual memory. If the memory space of the win7 system user is large, it can be deleted directly without transferring.