update-widevine scripts included in the Vivaldi install directory are provided to fix situations where proprietary media (AVC/H.264 and AAC) and Widevine (DRM/EME) respectively, are not setup correctly.
These scripts are primarily intended to be run as root (or under
sudo) as they create and update files and directories that are root owned. However both support a command line option (
--user) that adjusts their installation directories and thus allows them to be run without escalation.
--user options were made for internal usage, with locally ‘unpacked’ copies of Vivaldi (i.e. not installed). However, it is possible to use them with standard installs (albeit with a little tweaking in the case of