Answer:
Best way to store all your files is a external storage device, like a hard drive or a usb stick, copy all your files to the device and keep it in a safe place.
Yes Microsoft and Apple used the closed-source approach to better secure from malware and make to make their operating systems more user friendly.
Answer:
When you click the attachment button a window pops up allowing you to select the file/s you want to upload
You can also drag and drop file/s this is an alternative method
Explanation:
Microsoft Outlook is a personal information manager software system from Microsoft.
Though primarily an email client, Outlook also includes such functions as calendaring, task managing, contact managing, note-taking, journal logging, and web browsing. Wikipedia
I think it's Graph Search because there isn't any graphs in Facebook. That is my opinion. I don't use social media.