Latest questions about "password protected"

I'm trying to open ZIP files with Tripro Free ZIP, but when I try opening a file it keeps asking for a password. I have tried several passwords but it keeps telling me wrong password.

How to retrieve the flash drive password?

How do I unzip a password-protected .zip file? Is it possible?

There isn't much more to say, the title pretty much says all, (and yes, I know the password to open it).

I have locked my USB using a USB blocker with a password. Now I can not access my USB, I have lost the password and the software will not install.

I've forgot the password for IM Lock. What can I do to uninstall it or to reset its values?

I have trouble connecting to my wireless network - the program keeps asking me to enter a security key or passphrase, but when I installed the software on my computer, it hasn't asked me to set one...