Status Phone number registered to Zalo by someone else is increasingly popular, causing a lot of trouble and confusion for users when they just own a new SIM. The unpleasant feeling of not being able to register for an official account is unavoidable. However, you can completely solve this problem quickly and thoroughly through the following article.
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Why does your phone number already have a Zalo user?
Most cases stem from the following objective causes:
The life cycle of a reused SIM is the leading cause. Telecommunications carriers have a policy of recalling subscriber numbers that are inactive for a certain period of time, then returning them to the market. If the previous owner of the SIM used this number to register for Zalo and forgot to delete the account, Zalo’s system will still record that this phone number already has an owner.
Old Zalo accounts do not automatically “evaporate” over time. Zalo There is currently no mechanism to automatically cancel inactive accounts. This means that, as long as the old user has not manually deleted the account, all data will still be stored and permanently associated with that phone number.
Some rare cases are caused by mistake or intentionality. Sometimes, someone accidentally entered their phone number incorrectly and it matched yours when registering. In addition, it cannot be ruled out that some subjects deliberately use random phone numbers to create virtual accounts for their own purposes.

What should I do if my phone number is registered by someone else on Zalo?
Don’t worry, you can completely regain the right to legally use your phone number on Zalo. Follow one of the two methods detailed below.
1. Delete old account directly on the application (recommended)
This is the most effective, quick and successful method applied by many people.
Step 1: Please open it Zalo application on your phone and at the home screen, select the item Log in.

Step 2: Enter your new phone number in the request box, then tap the text Forgot password.

Step 3: The Zalo system will automatically send an authentication code (OTP) via SMS to the correct phone number you just entered. You just need to enter this code into the application to confirm you are the owner, then proceed to create a completely new password.

Step 4: After successfully logging in to the stranger’s account, go to the section Individual (person icon in the lower right corner), select Account and security.
Step 5: Scroll down to the bottom, you will see the item Delete account.

Click on it, re-enter the phone number, reason for deletion and the new password you just created to complete the process.

2. Request support from Zalo switchboard
If you do not want to perform the above operations, you can ask for help from the Zalo team. Please call the Zalo switchboard via number 1900.633.155 (fee 2,000 VND/minute).
- When connecting with support staff, you need to clearly state your situation and provide the phone number that needs to be handled.
- The staff may ask you to provide some information to verify that you are the legal owner of the subscription number (for example, SIM photo, identification documents…). Be prepared so the process goes smoothly.
How to create a genuine Zalo account
After successfully deleting the old account, the Zalo system needs some time to process. You should wait approx 48 hours before starting to register a new account for yourself.
- Open the Zalo application and select Create a new account.
- Enter your phone number, read and agree to the terms of service.

- The system will send an authentication code to the phone number, you just need to enter this code.

- Finally, fill in your personal information such as name, date of birth, gender and update your profile picture to complete.

Frequently asked questions
Will old user data be leaked when I re-register?
The answer is No. Once you have deleted your account, all data including messages, images, and contacts of the old user will be permanently deleted from the Zalo system. The account you create will then be a completely clean, blank page.
Is it possible to recover a deleted Zalo account?
The answer is also No. Account deletion is permanent and cannot be undone. If you want to use Zalo again with that phone number, your only choice is to create a completely new account.
Conclusion
Thus, status Phone number registered to Zalo by someone else can be handled simply and quickly. By proactively following the instructions above, you will not only regain legal use of your phone number but also ensure the safety of your personal information in the long term. Wishing you success!









