Measuring time by the Sun, the Moon and the Stars. As the sun moves across the sky, shadows change in direction and length, so a simple sundial can measure the length of a day. It was quickly noticed that the length of the day varies at different times of the year.
PhoneClean is a software thatâs used to not only rid your iPhone of unnecessary clutter that may be slowing your device down but also does it in a safe and secure manner so you will never have to work about having your privacy invaded.
If a virus infects your phone, it can damage your data or steal private information, such as your passwords and bank account number. By taking a few precautions, you'll protect your phone from viruses and other digital dangers. Step 1. Protect your smartphone with anti-virus software.Your phone's app store may offer free anti-virus software. Step 2. Put a PIN or password on your smartphone and keep it locked when it's not in use.Your phone may also have a lock pattern feature or facial-recognition lock.y taking a few precautions, you'll protect your phone from viruses and other digital dangers. Step 1. Protect your smartphone with anti-virus software. Your phone's app store may offer free anti-virus software.