How to set Windows 7 strong password

Recently password security has become the most important thing for everyone: except for websites and software that use different weights in your mind, use different passwords, change passwords regularly, and don't save passwords on computers. How to protect your Windows 7/Vista account and even the security of various online accounts? We first need to set a password that is not easy to be cracked —— strong password, how to set a strong password?
Password is A string used to access information or computers. To enhance security, passphrases are usually longer than passwords and contain multiple words for creating phrases. Passwords and passphrases help prevent unauthorized access to files, programs, and other resources. When you create a password or passphrase, you should make it more robust so that others can hardly guess or crack. It is best to use strong passwords for all user accounts on your computer.
What is the strong password or strong passphrase?

The strong password and passphrase contain each of the following four types of characters:

Password or passphrase may satisfy all of the above Condition, but still a weak password or passphrase. For example, Hello2U! satisfies all the conditions for the strong password listed above, but since it contains the complete word, it is still a weak password. H3ll0 2 U! is a stronger alternative password because it replaces some of the letters in the complete word with numbers and also contains spaces.
Help you remember strong passwords or passphrases by following these tips:
•Create acronyms based on easy-to-remember information. For example, choose a phrase that makes sense to you, such as My son"s birthday is 12 December, 2004. Guided by this phrase, you can use Msbi12/Dec, 4 as a password.
• phrases that will be easy to remember The letters or words in the words are replaced with numbers, symbols, and letters that are misspelled. For example, My son"s birthday is 12 December, 2004 can become Mi$un"s Brthd8iz 12124 (this constitutes a strong passphrase). >• associate a password or passphrase with a hobby or favorite sport. For example, I love to play badminton can become ILuv2PlayB@dm1nt()n.
If you think you must write a password or passphrase to remember It, make sure you don't mark it as a password and keep it in a safe place.
Create stronger passwords and passphrases using ASCII characters
Windows passwords can be much longer than the eight characters suggested above. In fact, passwords can be up to 127 characters long. However, if you have a computer running Windows 95 or Windows 98 on your network, consider using a password that is no longer than 14 characters. If the password is longer than 14 characters, you may not be able to log in to the network from the computer running these operating systems.