If you would like to keep a copy of the phone book with all the data of your contacts, but on your computer, m9P Phonebook is a good option.
As its name indicates, m9P Phonebook is a simple phone book, with which to keep the phone numbers and other data of your contacts stored on your computer. m9P Phonebook does not involve the least difficulty, which is appropriate for inexperienced users, who have little computer skills.
And to complete its functions, m9P Phonebook includes its own web browser, so you can surf the Internet, without having to leave the program.
You can free download m9P Phonebook 32, 64 bit and safe install the latest trial or new full version for Windows 10 from the official site.