The phrase "a backup of your" is correct and usable in written English.
It can be used when referring to a copy of data or files that is created to prevent loss in case of failure or damage to the original.
Example: "Make sure to create a backup of your important documents before the system update."
Alternatives: "a copy of your" or "a duplicate of your".
Plug in an external USB drive and use the Time Machine app to create a backup of your Mac.
(As with any new program installation, however, making a backup of your system or critical files first is always a good idea).
If you do not want us to record a backup of your work or information about your progress, use the --local optinvoking invoking ok.
Create a backup of your laptop's hard drive before you go, using a service such as TSM or an external hard drive.
Exporting and importing contacts between programs may seem like a hassle just to print them out, but it does give you a backup of your address book in case something happens to the computer or your e-mail program.
The Registry Checker, which keeps a backup of your Registry file and scans the current one for problems, can help you restore your registry to better health in times of crisis or when a software installation has gone wrong.
Both have functions like easy hyperlinking (select the text, press Apple + U and enter the address, rather than having to fiddle with code) and give you a backup of your text, should you lose your web connection.
This will allow you to sync multimedia files, applications, contacts, etc. between your computer and iTunes and also provide a backup of your mobile device in case of a hardware failure or data corruption.
Making a backup of your website document tree (where all the.html,.php, etc. files are) is as simple as making a copy of your files into your home folder.
Hope she doesn't have a backup of your iPhone.
And, most important, do make a backup of your Mac before you install.
