Spikeshaft Staff's regain focus to Jingubang.
Place the pak file in the "..\Steam\steamapps\common\BlackMythWukong\b1\Content\Paks\~mods" directory. If there is no ~mods folder, create one, and then add -fileopenlog in the steam startup item. Alternatively, you can choose to use UE4SS or Signature Bypass to load the mod.