AxCrypt is file encryption software, not backup software. It protects your information from disclosure, not destruction. Backup protects your information from damage, and AxCrypt-encrypted files can be backed up like any other file.
“I tried saving the Password Generator webpage for use when my computer doesn’t have WiFi but the page doesn’t work. Why is this?”
I’m not sure about what you’re saying, but it seems you’re saying that a our web page doesn’t work when you’re offline. No, it doesn’t. That’s how web pages work, you visit a server on the web and it does cool things for you. Without Internet access, no access to our (or anyone elses’) server, and thus no function. That’s kind of the thing with the web… If I’ve misunderstood you, please elaborate.