protection

[Beck]

What i should do to change password on excel? I don't know how my friend put
protection, but know he doesn't know how to change password. when i start
excel it requesting password. i put it but button to protect or encrypt don't
work. so how i can change password?

 

[Fred Smith]

Your friend doesn't sound like much of a friend.

Regardless, Excel thinks there's a password, so you'll need to find it, or
abandon the spreadsheet. To try to break the password, just Google "Excel
password breaker". You'll get lots of choices.

Regards,
Fred.