The answer is 1. troubadour
Langkawi, Kedah most famous nature island escape for family. Malaysia is food heaven, arguably among the world's best India, China, Indonesia and Thailand, while Malaysia is the mix of ALL
I believe the answer is: Screen lock
Screen lock in smart phones consisted of passwords that usually utilize combinations of numbers or pattern, which prevent non-owners to access the phone without the owner's consent
Failing to give correct input for the passwords for several time would cause most phones to be permanently locked.
Can you give more detail?
Merry Chrismass