Here are a few options for the write-up, depending on where you intend to post it (e.g., a forum, a bug report, or a technical knowledge base).
Error Message:
Automatic HK downloading is disabled or failed
Affects: MakeMKV (optical disc ripping software)
Commonly seen when: Opening a Blu-ray disc that requires an HK (Host Key) update to unlock AACS encryption.
| Cause | Explanation | |-------|-------------| | Internet connection missing | MakeMKV needs online access to retrieve keys. | | Firewall / antivirus blocking | Security software may block MakeMKV’s network access. | | Outdated MakeMKV version | Older versions may have broken key downloaders or expired certificates. | | Temporary server issue | The key database server could be down or overloaded. | | Manual setting disabled | The user turned off “Allow contacting web server for updates / keys”. | | Proxy or VPN interference | Certain networks block or alter the key download request. | | New or obscure disc | No key exists in the database yet. |
| Problem | Immediate Fix | |---------|----------------| | No internet | Connect online | | Firewall block | Allow MakeMKV in firewall | | Auto download disabled | Enable in Preferences → General | | Old version | Update to latest | | New disc | Wait or manually add hashedkeys | | Server down | Try again later or use VPN |
Final note: The error is almost always network‑ or configuration‑related, not a disc defect. Following the steps above resolves it in >95% of cases. If the disc is extremely new, patience (or manual key addition) is the only solution.
The "Automatic HK downloading is disabled or failed" error occurs when MakeMKV cannot download the Hash Key (HK) table required to decrypt a specific disc. This frequently happens with 4K UHD Blu-rays when the necessary decryption key isn't already stored in your local database. Primary Causes for Failure makemkv automatic hk downloading is disabled or failed
Geo-IP Blocking: The HK servers (e.g., hkdata.fairuse.org) are often hosted in the Russian Federation. Many ISPs, firewalls, and routers (like Ubiquiti or Unifi gear) automatically block traffic from this region for security reasons.
DNS Issues: Your ISP's DNS may fail to resolve the specific domains used for these downloads.
Software Restrictions: Antivirus or "threat protection" software may flag the download as suspicious and block it.
Configuration: The "Allow contacting web server for updates" option may be unchecked in MakeMKV's settings. Verified Workarounds
Reviewers and users on the MakeMKV Forum suggest the following fixes: Automatic HK download disabled or failed - www.makemkv.com
How to Fix "Automatic HK downloading is disabled or failed" in MakeMKV If you are seeing the error "Automatic HK downloading is disabled or failed," Here are a few options for the write-up,
MakeMKV cannot connect to its update servers to download the latest Hashed Keys (HK) needed to decrypt your Blu-ray or 4K UHD discs
. This usually happens because your ISP or router is blocking the connection to the developer's servers, which are often located in regions like Russia that trigger security filters. Quick Fixes Use a VPN:
This is the most reliable solution. A VPN bypasses ISP-level blocks and allows MakeMKV to reach the key servers. Change Your DNS: Switching from your ISP's default DNS to Google DNS (8.8.8.8) Cloudflare (1.1.1.1) can sometimes resolve the block. Check Preferences: Ensure the option "Allow contacting web server for updates" is actually checked under View > Preferences > General Advanced Troubleshooting
If the quick fixes don't work, you may need to manually intervene or adjust deeper settings: Automatic HK download disabled or failed - www.makemkv.com
MakeMKV Automatic HDR Downloading: Troubleshooting "Disabled or Failed" Errors
MakeMKV is a popular tool for ripping and converting Blu-ray discs, and one of its useful features is automatic HDR (High Dynamic Range) downloading. However, some users have reported issues with this feature, stating that it is either disabled or has failed to download HDR metadata. In this article, we'll explore the possible causes of this issue and provide step-by-step troubleshooting guides to help you resolve it. | Cause | Explanation | |-------|-------------| | Internet
What is MakeMKV's Automatic HDR Downloading Feature?
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.
Causes of "Disabled or Failed" Errors
There are several reasons why MakeMKV's automatic HDR downloading feature may be disabled or fail to download HDR metadata:
Troubleshooting Steps
To resolve the "disabled or failed" error with MakeMKV's automatic HDR downloading feature, follow these troubleshooting steps: