This Short Guide is a Quick Troubleshooting for Arch-Linux Based Distros pacman Error: “the requested url returned error 404”.
Finally, the post’s Content is Expressly Reduced to Give Focus to the Essentials Instructions and Commands.
Arch-Linux How to Generate a Mirrorlist FileArch-Linux Mirrorlist File Generation
Insert the New Server Entry on the mirrorlist File
If Got “User is Not in Sudoers file” then see: How to Enable sudo
Inserts the Server Entry Contained on the mirrorlist File
Ctrl+x to Save & Exit :)
Update pacman Repos
The pacman Should Now Find and Sync the New Repos.
How to Install Evernote for Arch-Linux: