firstly, you need to uninstall your current version. You are recommended to uninstall it with theUninstallerwithin the Voicemod folder (e.g. C:\Program Files\Voicemod Desktop\unins000.exe). Also, you can uninstall Voicemod fromWindows SettingsorControl Paneljust like ...
If you're new to VRChat, you can use an avatar creator like ReadyPlayerMe (on desktop) or MakeAvatar (on mobile) to make your first avatar. If you want to make a custom avatar, you'll need modeling software (like Blender), the VRChat SDK, and Unity (which the SDK can install for...