There is no universal Samsung pattern unlock master code that can remove a forgotten pattern, PIN, or password from a modern Galaxy phone. Codes such as *#0*# are not lock-screen master keys.
If you are locked out, there are two practical routes to check first.

- Changed your screen lock within the last 72 hours? On One UI 6.1 or later, try Samsung’s built-in Previous Screen Lock feature first. It may unlock the phone without erasing your data.
- Previous Screen Lock is unavailable? A screen-unlock tool such as DroidKit provides a guided computer-based process. Be aware that screen-lock removal will erase data on most modern Android devices; data-preserving support is limited to certain older Samsung models.
For older Android 4.4 devices, Google’s legacy Forgot pattern recovery may also be available.
Is There a Samsung Pattern Unlock Master Code?
No. Modern Samsung Galaxy phones do not have a universal numeric code that overrides a forgotten screen pattern.
Many “Samsung secret codes” found online serve completely different purposes. For example, *#0*# is associated with diagnostic functions on supported Samsung devices. It does not replace your pattern, PIN, or password.
So if your goal is to regain access to your own locked Galaxy phone, skip random dialer codes and use a recovery method that matches your device and software version.
Which Method Should You Try?
| Your Situation | Method to Try | Data Loss |
| One UI 6.1+ and lock changed within 72 hours | Previous Screen Lock | No |
| Previous Screen Lock unavailable | DroidKit Screen Unlocker | Usually yes on modern devices |
| Android 4.4 or earlier | Google Forgot Pattern | No |
| Prefer an official reset | Factory Reset | Yes |
Method 1: Unlock Samsung with the Previous Screen Lock
If your Galaxy runs One UI 6.1 or later, Samsung can temporarily retain your previous PIN, password, or pattern for 72 hours after you change it.
This should be your first choice because it can restore access without wiping the phone.
Steps
- Enter the wrong pattern, PIN, or password at least five times.
- When Forgot pattern?, Forgot PIN?, or Forgot password? appears, tap it.
- Enter the screen lock you were using before the recent change.
- Select a new screen-lock method.
- Set and confirm your new pattern, PIN, or password.
Samsung states that the recovery option becomes available after five or more failed attempts. The previous credential is retained for 72 hours, and entering it incorrectly three times can prevent further attempts through this recovery method.
When This Method Will Not Work
Previous Screen Lock generally will not help if:
- Your Galaxy is running a version older than One UI 6.1.
- You have not changed the lock within the past 72 hours.
- You deleted the previous lock when setting the new one.
- You also forgot the previous pattern, PIN, or password.
If that describes your situation, move to the next option instead of repeatedly guessing the lock.
Method 2: Unlock a Samsung Screen with DroidKit
If Samsung’s Previous Screen Lock option is unavailable and you want a guided computer-based alternative, DroidKit Screen Unlocker is designed to remove Android pattern, PIN, password, fingerprint, and other supported screen locks.
The important limitation is data loss.
According to DroidKit’s current documentation, screen-lock removal erases device data in most cases, except on certain older Samsung models that support its no-data-loss process. Its listed no-data-loss Samsung support currently includes selected older Galaxy S, Note, and Tab families rather than modern Galaxy flagships.
Before continuing: Use screen-unlock software only on a phone you own or are authorized to service. If your photos or files are not backed up, verify whether your exact Samsung model qualifies for the vendor’s data-preserving method before proceeding.
How to Unlock a Samsung Phone with DroidKit
Step 1. Launch DroidKit
Install DroidKit on a Windows or Mac computer, open it, and select Screen Unlocker from the main interface.

Step 2. Connect the Locked Samsung Phone
Connect your Galaxy phone to the computer with a USB cable and click Start.
Read the data-loss warning before proceeding.

Step 3. Prepare the Device Configuration
DroidKit will prepare a configuration file for the connected device. When it is ready, click Remove Now.

Step 4. Select Samsung
Choose Samsung as the device brand.
DroidKit will then provide model-specific on-screen instructions. Follow those instructions rather than using a recovery-mode sequence intended for a different Galaxy model.

Step 5. Complete Screen-Lock Removal
Follow the remaining prompts and wait until DroidKit reports that screen-lock removal is complete. Depending on the model and unlocking method, the phone may restart and require setup again.

Will DroidKit Erase Samsung Data?
For most modern Samsung phones, you should assume yes unless your exact model is explicitly listed as supported for no-data-loss unlocking.
DroidKit’s official compatibility information currently lists no-data-loss support for selected older models such as Galaxy S3, S4, S5, S6, older Note models, and certain Galaxy Tab devices. Its general unlock documentation states that other screen-unlock procedures normally erase device data.
So the practical order should be:
Previous Screen Lock → check backups → verify DroidKit model compatibility → proceed only if you accept the stated data-loss risk.
Method 3: Android 4.4 or Earlier — Use Forgot Pattern
If you have a very old Samsung phone running Android 4.4 or earlier, Android includes a legacy Google Account recovery method.
After several failed pattern attempts, the phone may show Forgot pattern?
You can then:
- Tap Forgot pattern?
- Sign in with a Google Account previously added to the device.
- Follow the prompts to create a new screen lock.
This applies to legacy Android devices and should not be expected on a modern Galaxy phone.
Why SmartThings Find Cannot Remove Your Pattern
Older guides may tell you to sign in to Samsung Find My Mobile or SmartThings Find and click Unlock.
That advice is outdated.
Samsung discontinued its Unlock/Remote Unlock feature on December 4, 2023. The service can no longer be relied on to remotely remove a forgotten Galaxy screen lock.
So if you cannot find an Unlock button, there is no reason to keep searching for it.
Can Google Find Hub Remove a Samsung Pattern?
No. Google’s current service, Find Hub—formerly Find My Device—can help locate, secure, or erase supported Android devices, but it is not a remote tool for deleting your existing forgotten screen pattern while preserving local data.
If the phone cannot be unlocked and no supported recovery method applies, Google’s official recovery path generally leads to erasing the device and setting it up again.
Before You Reset: Check Your Google Account and Backups
If Previous Screen Lock is unavailable and your chosen method will erase the phone, check your backups before continuing.
Look for important data in:
- Google Photos
- Google Contacts
- Google Drive or Android backup
- Samsung Cloud-supported data
- Microsoft OneDrive
- App-specific cloud backups
Also make sure you know the Google Account previously associated with the device.
After some factory-reset procedures, Android device protection may require a previously synced Google Account or other ownership verification during setup.
A factory reset therefore removes the screen-lock configuration, but it does not mean Android’s device-protection checks disappear.
Factory Reset as the Official Last Resort
If you cannot use Previous Screen Lock, do not want to use third-party unlock software, or have already confirmed that your data is backed up, a factory reset is the standard fallback.
The precise Recovery Mode procedure varies by Galaxy model, so use Samsung’s instructions for your specific device.
In general:
- Confirm that your important data is backed up.
- Make sure you know the associated Google Account credentials.
- Enter Recovery Mode using the procedure for your Galaxy model.
- Select Wipe data/factory reset.
- Confirm the reset.
- Reboot the device.
- Complete Android setup and any required ownership verification.
Do not use random instructions for another Samsung model simply because the buttons look similar.
Samsung Pattern Unlock Master Code FAQ
What is the master code to unlock a Samsung pattern?
There is no universal Samsung pattern unlock master code for modern Galaxy phones. Diagnostic and secret dialer codes do not substitute for the device’s existing pattern, PIN, or password.
Can *#0*# unlock a Samsung Galaxy?
No. *#0*# is associated with diagnostic functions on supported Samsung devices. It does not remove a screen pattern.
Can I unlock Samsung without a factory reset?
Possibly.
If your Galaxy runs One UI 6.1 or later and you changed the lock within the previous 72 hours, try Previous Screen Lock first. Samsung confirms that this feature can let you reset the current lock using the previous credential without erasing the phone.
Some selected older Samsung models may also qualify for DroidKit’s no-data-loss screen-unlock method, but the vendor states that most other screen-unlock procedures erase device data.
Why don’t I see “Forgot Pattern?”
There are two different features that use similar wording.
On One UI 6.1 or later, Samsung’s Forgot PIN/Password/Pattern recovery appears after five or more failed attempts when a usable previous screen lock exists within the 72-hour window.
The much older Google Account-based Forgot pattern feature applies to Android 4.4-era devices.
Is DroidKit a Samsung master code?
No. DroidKit is desktop software that provides a guided screen-lock removal workflow. It should be treated as a separate recovery option rather than a secret Samsung code.
Conclusion
There is no universal Samsung pattern unlock master code.
For the fastest recovery path:
Changed the lock within 72 hours on One UI 6.1+?
Use Previous Screen Lock first because it can preserve your data.
Previous Screen Lock unavailable?
If you want a guided computer-based process, check whether DroidKit Screen Unlocker supports your exact Galaxy model and whether the process will erase data before proceeding.
Using an old Android 4.4 device?
Check for the legacy Forgot pattern Google Account recovery option.
If none of those routes applies, make sure your backups and Google Account credentials are ready before using a factory-reset method.
The key is not finding a secret numeric code—it is choosing the recovery method that matches your Samsung model, software version, and data-loss tolerance.
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