From the computer desktop, clicking the start button lets you
a. print a specific workbook
b. open a specific workbook
c. locate and open excel
d. save a worksheet so you can use it later

yes you can very simple, click the heart and then click the follow requests button.

browsing like internet search? don't look at anything stupid. or set up restrictions on ur device's search engine. and if something suspicious comes up don't be dumb and click on it. i hope that's what ur question meant.