anti-virus

(of software) designed to detect and destroy computer viruses. there are also so many software to detect virus.

spyware protection

spyware software removes category contacts it also designed to detect and remove spyware

firewall

firewall software is meant to protect business from people hacking.

disk formatting

Disk formatting is the process of preparing a data storage devices. such as a hard disk drive, solid-state drive, floppy disk or usb.

file transfer

a file transfer is the term for the act of transmitting files over the computer.

de-fragmentation

is a process that reduces the amount of fragmentation organizing the contents of the mass storage device used to store files into the smallest number of contiguous regions.

system clean up

maintenance includes Microsoft word its designed to clear up file for more space.

system restore

it can be used to recover from system malfunctions or other problems.