Extract archive contents to (New Vegas install path)\Data
Make sure Archive Invalidation is activated. You can do this through Nexus Mod Manager or a number of other things.
The first time you've installed this, if your save starts in the TARDIS, exit it and re-enter.
Load order should look like this:
- fwv.esm (FWV, required)
- fwvSpyduckThemeUpdates.esm (this)
- fwvXoanon.esm (optional if Xoanon's fixes are installed)
- fwv.esp (FWV, required)
- fwvXoanon.esp (optional if Xoanon's fixes are installed)
- (other optional Xoanon fixes here)
- fwvSpyduckThemeUpdates.esp (this)