Portal Skin V4 is the current production skin in production and sandbox.
Portal Skin V3 remains hosted as the verified rollback baseline for V4.
These files remain available for legacy compatibility and historical reference. They are not current production or the primary V4 rollback.
The production V4 release consists of this matched pair:
grid4-portal-skin-v4.jsgrid4-portal-skin-v4.cssOnly an authorized human operator may change the NetSapiens PORTAL_CSS_CUSTOM and PORTAL_EXTRA_JS settings. JavaScript and CSS must always use the same release identifier when configuration is rotated.
These assets are configured with CORS headers to allow access from all origins (*). This ensures compatibility with your NetSapiens portals.