Answer:
The answer to this question is given below in the explanation section.
Explanation:
Gabby needs to perform regular computer maintenance, she should need to do the following.
Remove unwanted files:
yes, she needs to remove the unwanted files, because unwanted files are likes of junk or garbage that take storage and put a burden on computer memory performance.
Reboot the computer.
Rebooting computer allow you to accommodates new update and refresh the computer.
Scan for viruses.
to maintain the computer virus-free, she needs to scan the computer for viruses.
However, the following option is not necessary for computer maintenance.
Back up her data.
Taking back up of data is necessary in most cases, but taking backup data does not affect computer performance. Because, computer maintenance is performed to achieve computer best perfromance.
Delete the browsing history.
To delete browsing history does not affect computer performance. however, in some cases cookies etc, affect the browser's performance.
