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What is HWID and How Does It Work?
Learn about Hardware ID (HWID) licensing, why clients use it, and how HWID resets work in Minecraft clients.
What is HWID?
HWID stands for Hardware ID, a unique identifier generated from your computer's hardware components. Think of it as a fingerprint for your device. When you activate a client like Terminus, your HWID is recorded. From that point on, only that specific device can use your license.
HWID is not a punishment system. It's a licensing mechanism designed to solve a simple problem: preventing license sharing. Without it, one person could buy a license and share it with dozens of friends. That hurts developers who need revenue to maintain and update the client. HWID ensures one license equals one device.
How HWID is generated
Your HWID is typically derived from a combination of:
- CPU identifier
- Motherboard serial number
- Disk drive serial numbers
- MAC address
- Other hardware identifiers
The exact combination varies by client and implementation. The goal is a stable identifier that doesn't change unless you significantly modify your hardware.
When your HWID changes
Your HWID can change if you:
- Replace major hardware: new motherboard, CPU, or storage drive
- Reinstall your operating system: some identifiers reset
- Switch computers: obviously a completely different HWID
- Run certain system tools: disk cloning or hardware spoofing
Minor changes (adding RAM, plugging in a USB device, updating GPU drivers) typically do not affect your HWID.
HWID resets
Since hardware changes happen—you upgrade your PC, switch to a laptop, reinstall Windows—most clients offer HWID resets.
Request a reset
Go to your client's web dashboard and find the HWID reset option under account settings.
Check cooldown
Resets typically have a cooldown period (like 30 days). Make sure you're within the window or contact support for exceptions.
Complete the reset
Click the reset button. Your current HWID is unbound from your license.
Activate on new device
Launch the client on your new device and activate it with your license. The new hardware gets bound to the account.
Common reset scenarios
| Scenario | Need a reset? |
|---|---|
| New computer | Yes |
| Reinstalled Windows | Maybe (depends on what changed) |
| New motherboard/CPU | Yes |
| Added RAM | No |
| New GPU | Usually no |
| Dual-booting | Maybe (depends on OS) |
HWID vs other licensing models
| Model | How it works | Pros | Cons |
|---|---|---|---|
| HWID | Tied to hardware | Simple, no login needed in-game | Hardware changes require reset |
| Account-based | Tied to login | Works on any device | Credentials can be shared or stolen |
| IP-based | Tied to IP address | No setup | VPNs and dynamic IPs break it |
| Subscription | Time-limited | Revenue for devs | Ongoing cost for users |
Terminus uses HWID combined with account authentication: you need both a valid license and matching hardware. This provides strong security while keeping setup simple.
FAQ
HWID (Hardware ID) is a unique identifier generated from your computer's hardware. When you activate a client, your HWID is recorded so only that device can use your license.
No, one license, one device at a time. Use the HWID reset on your dashboard to switch between devices.
Standard Windows updates do not change HWID. A full reinstall might, depending on your hardware configuration.
Contact support on Discord. If you have a legitimate reason, the team can help with an early reset or troubleshoot the cause.