Choose the most suitable option. Use each option once.
1The menu is so that new users can understand it without instructions.
2The laboratory is testing equipment that is more advanced than anything currently sold.
3These machines are completely because the manufacturer stopped supporting them years ago.
4As a , Elena designs, tests and improves mobile applications.
5My uncle is a who feels anxious whenever he has to use a new device.
6Please to your existing account using your email address and password.
7You must and create an account before you can use the service.
8Take a of the warning message so the technician can see it.
9If the app becomes unresponsive, save your work and the device.
10Strong passwords and regular updates are important parts of .
