Latest questions about "recovery information"

I've received a ZIP file (that the recipient tells me has a password on it), I have a Windows 7 machine (no idea what machine he created the .

I had a Windows 8 laptop and upgraded to 8.1 Pro version 9200 with Server 8 and 12 and SQL, Hyper-V, and every other web development and deployment tool.

All my data disappeared from the system, as in all my accounts, everything. I made a quick backup every time I exited. Retrieve database backup did not work.

I can't backup my operating system using Dell Data Safe Local Backup software. When I try to backup the system, software doesn't allow to click on any of the System Recovery Medias.