Question

write steps to set the password in the document

Answer 1

Here is ur answer
U can download an app from internet named app locker if u want to set the password in document offline so go to control panel there is a security option then open it there is a set password option then click on it when the file opened it will ask in which document u want to set password then tell it the document name
then set the password as per ur choice
Hope it helps