800x600 is the only setting for my desktop

[Hardcoretexan]

I did this again and got the same results after running the lite software I  got the error msg."Updating sources has failed.

Refer to /var/log/lite-software.log

for more information."

Also after running the two commands seperately  in the terminal I had this error msg.
"W: Failed to fetch http://ppa.launchpad.net/openshot.develo...4/Packages  404  Not Found

W: Failed to fetch http://ppa.launchpad.net/openshot.develo...6/Packages  404  Not Found

E: Some index files failed to download. They have been ignored, or old ones used instead.
"