Htc Unlock By code
3 min read
HTC Network Unlock — Complete Guide
This guide explains how to enter the HTC unlock code you received from code-gsm.com to permanently remove the carrier restriction from your HTC device. HTC uses a SIM Network Unlock PIN (NCK code) to remove the lock permanently.
Requirements
- HTC unlock code from code-gsm.com (received by email)
- A SIM card from a different carrier than the one that locked the phone
- HTC phone charged to at least 20%
How to Find Your HTC IMEI
Dial *#06# to display the IMEI. Also found in Settings → About → Phone Identity → IMEI, on the original box, or under the battery (if removable).
Method 1: Automatic Prompt on Boot (Most HTC Models)
HTC One series, Desire series, U series, HTC 10, and most modern HTC phones
- Power OFF the HTC phone
- Remove the current SIM card
- Insert a SIM from a different carrier
- Power ON the phone
- Phone displays: "SIM Network Unlock PIN"
- Enter the 8-digit unlock code
- Tap Done / OK
- "Network Unlock Successful" — phone is permanently unlocked
Method 2: CDMA Phones (Verizon, Sprint, Telus)
HTC phones originally sold on CDMA networks
- Turn Airplane Mode ON, then OFF
- Go to Settings → More / Connections → Mobile Networks
- Set Network Mode to GSM only or Global
- Insert a foreign GSM SIM card and reboot
- Phone prompts for the unlock code
- Enter the code and tap OK
Method 3: Settings Menu (AT&T / T-Mobile Models)
- Go to Settings → Personal → Security
- Look for "SIM Network Unlock" or "Set up SIM card lock"
- Enter the unlock code
- Tap OK — reboot the device
Method 4: Older HTC Models (Sense UI 3.x — 2010/2011)
HTC Desire, Desire S, Desire HD, Sensation, Sensation XE, HTC Incredible
- Power on with a foreign SIM inserted
- "Please enter SIM unlock code" prompt appears
- Enter the HTC unlock code
- Tap OK — phone is now unlocked
Supported HTC Models
| Series | Models |
|---|---|
| HTC One series | One (M7), One M8, One M9, One A9, One E8, One E9, One X, One X+, One Mini, One Mini 2, One Max |
| HTC Desire series | Desire 310, 320, 500, 510, 516, 526, 610, 612, 620, 626, 628, 630, 650, 816, 820, 826, 830 |
| HTC U Ultra / U Play / U11 | U11, U11 Life, U11 Eyes, U12 Plus, U Ultra, U Play |
| HTC 10 / Bolt | HTC 10, HTC Bolt, One S9 |
| HTC WildFire / Explorer | WildFire, WildFire S, Explorer, Status/ChaCha, Radar, Mozart, Salsa |
| HTC Windows Phone | HTC Titan, HTC 8X, HTC 8S, One M8 for Windows |
Important: Before starting, ensure Airplane Mode is OFF and all connections are enabled.
Troubleshooting
| Issue | Solution |
|---|---|
| Phone does not prompt for a code | Try Method 3 (Settings → Personal → Security). Ensure you are using a genuinely different carrier SIM |
| "Network Unsuccessful" | Code may be incorrect. Verify carefully and retry. You have a limited number of attempts |
| Phone stuck after entering code | Soft reset: hold Power + Volume Down. Then try again |
| Verizon/Sprint HTC won't accept GSM SIM | Force GSM mode (Method 2) before inserting the foreign SIM |
| Attempt counter exhausted | Stop immediately — contact code-gsm.com support |
Frequently Asked Questions
Q: Is the HTC unlock permanent?
A: Yes — the unlock survives firmware updates and factory resets.
Q: How many attempts does an HTC phone allow?
A: Typically 5–10 attempts. Stop after any error and contact support.
Q: Can I unlock an HTC still under contract?
A: Yes — network unlock is independent of your service contract. The unlock fee applies regardless.
Back to Knowledge Base
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