Mod Central is giving an "Update Now" button but does nothing?
Cancellation
Last Update 3 years ago
This is slightly confusing. It's a Mod Central update not a ModPack update or Firmware update just the Windows PC software. The easiest and most common reason is you're using an out-dated version of Mod Central.
Download the latest version of Mod Central ( v1.4.0) here: https://lethalpanda.com/downloads.