The "Automatic HK downloading is disabled" error is rarely a sign of a broken drive. It is almost always a connectivity or configuration issue. Start by checking your "Allow internet access" box, and if that fails, manually placing a keyfile in your data directory is a foolproof workaround.
Test network connectivity to the key server (open Command Prompt / Terminal): makemkv automatic hk downloading is disabled or failed
MakeMKV's automatic HDR downloading feature allows users to download HDR metadata for their ripped Blu-ray discs. This metadata is essential for ensuring that the ripped content is properly labeled and recognized as HDR content by media players and devices. When enabled, MakeMKV will automatically download the HDR metadata from a server, which is then stored alongside the ripped video files. Ensures seamless access to Blu-ray and DVD decryption
Some security software blocks MakeMKV’s outbound connection to port 80 (HTTP) for key downloads. The "Automatic HK downloading is disabled" error is