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Forgetting your Android phone's pattern lock or PIN is a common issue, especially among young users who frequently change their security settings. Many young people today tend to change their lock patterns often, likely out of concern for their privacy, wanting to prevent others from accessing their personal data and secrets.

Unfortunately, this habit often backfires: after creating increasingly complex patterns, many end up forgetting them entirely. This leads to panic, especially since most regular users don't have the technical skills to Unlock pattern locks or Google account verification (google account verification). For phone technicians, this situation becomes a source of income, as they typically charge a minimum fee for this service.

Let's get back to the topic of this article: how to Unlock the pattern lock, PIN, and Google account (google account verification) on the Vivo Y55s.

Important Prerequisites & Safety Notes

Before proceeding, please read these critical points carefully:

• Data Loss Warning: This process will erase all user data on your Vivo Y55s, including photos, videos, contacts, apps, and settings. Your device will be restored to the factory default state.
• Legal & Ethical Use: This guide is intended for legitimate owners who have forgotten their lock screen credentials or purchased a second-hand device that is locked. Unauthorized access to devices that do not belong to you is illegal and unethical.
• Technical Risks: Improper execution may cause software issues, including boot loops or permanent device damage. Proceed at your own risk.
• google account verification Awareness: After resetting the device, Google’s Factory Reset Protection (google account verification) will activate automatically. This means you will need to verify the original Google account previously synced on the device. This guide covers how to Unlock both the lock screen and google account verification for legitimate cases.

What You Need to Prepare

First, gather the following files and tools:

1. Computer or Laptop: Running Windows operating system.
2. Tweezers: For performing the test point method to enter EDL (Emergency Download) mode.
3. USB Data Cable: A good-quality cable to connect the phone to your computer.
4. RBSoft Mobile Tool: The main tool used for Unlocking pattern lock and google account verification.
5. Qualcomm USB Drivers: Must be installed on your computer for the phone to be detected in EDL mode.
6. eMMC Firehose Program File: Specific to the Vivo Y55s model.

Download All Required Files

I have prepared all the necessary files in one package to save you the trouble of searching across Google and potentially downloading the wrong files (which could cause boot loops or other issues). Download the complete package here: Download Link Placeholder

How to Unlock Pattern Lock, PIN & google account verification Google Account on Vivo Y55s (Complete Guide)

Step 1: Disassemble the Vivo Y55s & Enter EDL Mode via Test Point

The main requirement for this Unlock method is to connect your Vivo Y55s to the computer in EDL (Emergency Download) Mode, which will be detected as "Qualcomm HS-USB QDLoader 9008" in Device Manager.

1. Power off your Vivo Y55s completely.
2. Carefully remove the back cover of the phone to access the motherboard and locate the test points.
3. Perform Test Point: Using tweezers, short the two designated test point pins on the motherboard simultaneously.
4. While keeping the tweezers in place, connect the phone to your computer using the USB data cable.
5. Verify EDL Connection:

• Right-click on "My Computer" (or "This PC") and select "Manage".
• In the Computer Management window, click on "Device Manager".
• Expand the "Ports (COM & LPT)" section.
• If successful, you will see "Qualcomm HS-USB QDLoader 9008" listed there. This confirms your phone is properly connected in EDL mode.

Step 2: Unlock Pattern/PIN Lock & google account verification Using RBSoft Mobile Tool

Preparation Before Running the Tool:

• Ensure your computer is connected to the internet (this is mandatory for the tool to function properly).
• Temporarily disable your antivirus software – some antivirus programs may flag RBSoft as malicious and block its operation.

Unlock Steps:

1. Run RBSoft Mobile Tool as Administrator: Right-click on the RBSoft executable file and select "Run as administrator".
2. Log in to Your Account: Enter the Username and Password provided in the "How to Use" notepad file included with the tool package, then click "Login".
3. Load the Firehose File:

• Check the "Manual Loader" option.
• Click the "Browse" button and select the Emmc Firehose program file specific to Vivo Y55s that you downloaded earlier.

Choose the Unlock Action:

• To Unlock Pattern Lock / PIN: Click on the "Format Userdata" menu/button.
• To Unlock Google Account (google account verification): Click on the "Reset google account verification" menu/button.

Note: You can perform both actions if needed—first format userdata to remove the lock screen, then reset google account verification to remove Google account verification.

Wait for the Process to Complete: The tool will execute the selected operation. You can monitor the progress in the "Logs Window". A successful process will end with the status "OK" highlighted in green.

Final Steps

1. Once the process shows success, disconnect the USB cable from your phone.
2. Reassemble the back cover of the Vivo Y55s carefully.
3. Power on the device. The phone will start up and begin the initial setup process, just like a brand new device.
4. You will notice that both the pattern/PIN lock and Google account verification (google account verification) have been successfully removed.

Conclusion

That concludes the complete tutorial on how to Unlock the pattern lock, PIN, and Google account (google account verification) on the Vivo Y55s. This method is specifically for cases where users have forgotten their lock screen credentials or have performed a hard reset via recovery mode buttons, which triggers google account verification lock. Thank you for reading, and see you in the next tutorial!