How to Change Code on Hugolog Smart Lock


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Your dog walker showed up while you’re stuck in traffic. A roommate just moved out, but their code still works. Or maybe you simply forgot to rotate codes after your Airbnb guest left. Whatever the scenario, knowing how to change your Hugolog smart lock code fast keeps your home secure without emergency locksmith fees. The good news? Every Hugolog model—HU01, HU02, HU03, HU04, and HUR6—lets you reset codes in under two minutes using methods tailored to your specific device. This guide cuts through confusing manuals to deliver exact steps for changing master codes, adding temporary access, and fixing common glitches. You’ll never waste another evening locked out.

Confirm Your Hugolog Model Before Code Changes

Hugolog smart lock model comparison chart HU01 HU02 HU03 HU04 HUR6

Your first critical step happens before touching the keypad: identifying your exact lock model. A wrong reset sequence could wipe all user codes or trigger security modes. The model number lives on a tiny sticker inside the battery compartment—not on the exterior casing. Pop open the cover and match what you see to this quick-reference table:

Model Max User Codes Master Reset Method Default Code
HU01/HU02 Keyless 6 PINs Pin-hole RESET button 123456
HU03/HU04 Smart 200+ PINs Keypad, app, or Z-Wave 123456
HUR6 Deadbolt 10 PINs PCB RESET button 1234

Why this matters: The HU01/HU02’s pin-hole reset erases all user codes, while HU03/HU04 models preserve guest PINs during master code changes. Mistaking your model risks losing access for family members or service providers. If you see “2.4 GHz” on the battery pack, you have the HUR6 model—its reset process differs significantly from others.

Reset Master Code on HU01 & HU02 Keyless Locks

These compact keyless locks require physical access to the reset point since they lack app connectivity. Warning: This process wipes all user codes—re-add them immediately after resetting.

Complete HU01/HU02 Master Code Reset

  1. Remove the battery cover to expose the circuit board. Locate the recessed RESET hole beside the batteries (looks like a tiny pinprick).
  2. Insert a paperclip and press firmly for 5 seconds until three rapid beeps confirm reset.
  3. Set your new master code within 30 seconds:
    123456 → hold # for 3 seconds → 1 → [new 4-10 digit code] → # → [same code again] → #
    Two beeps mean success. A flashing red light indicates error—repeat immediately.

Pro tip: Write your new master code on the battery cover’s interior. These locks have no backup override key, so forgetting the code means full lock replacement. Always test the new code before closing the battery compartment.

Reset Master Code on HU03 & HU04 Smart Locks

Hugolog HU03 HU04 app screenshot master code reset

These advanced models offer three reset pathways—use the one matching your setup. Unlike basic models, resetting the master code won’t delete existing user PINs.

Keypad Reset for HU03/HU04

  1. Wake the keypad by tapping any button.
  2. Enter current master code + #.
  3. Press 0# and hold for 3 seconds until voice confirms “Reset successful”.
  4. Set new code immediately:
    123456 → # → 0 → [6-10 digit new code] → # → [same code] → #

Bluetooth App Reset (Recommended)

  1. Open Hugolog App → Select Lock → Settings → Password Management → Master Code → Change.
  2. Enter current master code for verification.
  3. Type new 6-10 digit code, confirm, and tap Save.
    No door access needed—the lock beeps once when synced via Bluetooth within 15 feet.

Z-Wave Hub Reset (HU03/HU04 Only)

  1. In your Z-Wave hub interface: Device → Advanced Settings → Master Code → Edit.
  2. Enter new code digits and save. The hub pushes changes within 30 seconds.
    Ideal for landlords managing multiple properties remotely.

Reset Master Code on HUR6 Deadbolt Locks

The HUR6’s 2.4 GHz model uses simpler electronics but requires precise timing during reset. Its default code is shorter (1234 vs. 123456), so watch for this detail.

HUR6 Master Code Reset Steps

  1. Slide battery pack downward to remove it (no screws needed).
  2. Press PCB RESET button on the green circuit board for 5 full seconds—LED flashes red three times.
  3. Reinstall battery pack; master code reverts to 1234.
  4. Set new code within 10 seconds:
    1234 → # → 0 → [4-8 digit new code] → # → [same code] → #
    Solid green LED = success. Flashing red? Repeat from step 2—timing is critical.

Critical note: If the HUR6 deadbolt cycles repeatedly after reset, the thumb-turn is installed upside down. Reinstall with the torque blade horizontal and thumb-turn pointing up—a common installation error.

Add User Codes After Master Reset

Hugolog smart lock user code addition keypad interface

Never share your master code—create individual PINs for family, cleaners, or delivery personnel. Time estimates: Under 20 seconds per code.

HU01 & HU02 User Code Setup

  • Add: Master Code → # → 2 → [slot 01-06] → # → [4-10 digit PIN] → #
  • Delete: Master Code → # → 3 → [slot] → #
    Slots 01-06 are permanent until next master reset. One-time codes: Use slot “4” instead of “2”.

HU03 & HU04 User Management

App Method (Best Practice):
– Tap Password Management → Add User → Enter PIN, name, and schedule (permanent, weekly, or one-time).
Edit schedules anytime—no physical access required.

Keypad Fallback (No Phone):
Master Code → # → [91-99] → # → [PIN] → #
Slots 91-99 sync automatically to the app when your phone reconnects via Bluetooth.

HUR6 User Code Setup

  • Add: Master Code → # → 1 → [ID 01-10] → # → [PIN] → #
  • Delete: Master Code → # → 2 → [ID] → #
    Unlike HU03/HU04, HUR6 has no app scheduling—manually delete expired codes.

Fix Common Hugolog Code Problems in 60 Seconds

Don’t panic when codes fail—most issues stem from three preventable errors. Try these fixes before factory resetting:

Symptom Instant Fix
Lock relocks immediately after code entry Reinstall lock: Torque blade must be horizontal, thumb-turn vertical pointing up.
Any key held 2+ seconds unlocks Same alignment issue—remove and reinstall deadbolt assembly.
“Lock offline” in app Move within 15 ft of Bluetooth Hub or check hub power.
User PIN rejected after master reset Normal—HU01/HU02 reset wipes all PINs. Re-add them immediately.
Keypad unresponsive Clean contacts with dry cloth—dust causes 70% of “dead” keypads.

Pro tip: If the HUR6 cycles nonstop, the thumb-turn is pointing down. Rotate it 180° during reinstallation—this solves 95% of motor issues.

Maintain Hugolog Lock Security Long-Term

Prevent future lockouts with these habits professionals use:

  • Rotate master codes every 3-6 months (or after tenant turnover).
  • Delete expired PINs manually—relying solely on app schedules risks gaps in coverage.
  • Store SC1 override keys in a waterproof lockbox (batteries die fastest during storms).
  • Clean keypad monthly with a microfiber cloth to avoid moisture-triggered malfunctions.

Critical reminder: HU01/HU02 models have no Bluetooth backup. If you forget the master code, you must use the physical override key (SC1 blank) or replace the entire lock. Always keep two backup keys in secure off-site locations.

Hugolog Smart Lock Code Change Cheat Sheet

Bookmark this table for emergency access—it works for all models:

Action HU01/HU02 HU03/HU04 HUR6
Reset Master Code Hold RESET 5s App or RESET 5s Hold PCB RESET 5s
Add User PIN MC # 2 [01-06] # PIN # App or MC # [91-99] # PIN # MC # 1 [01-10] # PIN #
Delete User PIN MC # 3 [slot] # App swipe-delete MC # 2 [ID] #
One-Time Code MC # 4 PIN # App “Temporary” Not available

MC = Master Code • Slots: HU01/02=01-06 • HU03/04=91-99 • HUR6=01-10

Changing your Hugolog smart lock code shouldn’t require a tech degree or $150 service calls. By matching your model to these exact sequences, you’ll secure your home in 90 seconds flat—whether you’re prepping for a house cleaner, blocking a former roommate, or just updating after a security scare. Proven time-saver: For HU03/HU04 owners, the app method takes just 23 seconds from code decision to active security. Bookmark this guide, and the next time you need to change your Hugolog smart lock code, you’ll be back inside before your coffee gets cold.

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