How to Delete a Phone Number with Xiaomi: A Step-by-Step Guide

Removing the phone number from the Xiaomi device is a task that users face when selling a gadget, changing it SIM-cards or the need to untie your Mi Account. Unlike other brands, Redmi smartphones, POCO Mi and Mi have features in the system-based number binding: it can be stored not only in contacts, but also in account settings, sync services, and even backups. Deletion errors often lead to device locking or loss of access to cloud data.

In this article, we will discuss three official ways to delete a number - from simple deletion from contacts to complete resetting of the binding through Mi Account. MIUI 14/15, where the number can be duplicated in Mi Cloud and Find Device services, as well as the risks of blocking if you are planning to sell the phone or transfer it to another user, these instructions will help avoid problems with the activation of the new owner.

Why does the phone number stay on Xiaomi?

Many users mistakenly believe that it is enough to remove the SIM-You can delete the phone number from the phone book, but it's actually stored in several places:

• 📱 Local contacts – the standard address book of the device.
• ☁️ Mi Cloud – Xiaomi cloud storage where the number is synchronized with the account.
• 🔒 Mi Account – Linking the number to the profile to restore access.
• 📍 Find Device – Device search service where the number is used to confirm.
• 📲 Google Services – if sync with Google Contacts is enabled.

For example, when resetting settings through Settings → The phone. → Resetting local contacts is deleted, but the number remains in Mi Account, which may result in the new owner being unable to activate the device without your confirmation, especially for models with Mi Cloud Lock protection (for example, Redmi Note 12, POCO X5 Pro).

⚠️ Note: If you delete a number from your Mi Account without linking a new one, access to certain features (such as Find Device or Mi Cloud Backup) will be limited.

Method 1: Remove the number from the contacts and MI Cloud

This method is suitable if you want to simply clear your phone book and cloud copies, but don't plan to untie the number from your Xiaomi account, such as before selling the phone or handing it over to a relative.

Step 1: Remove from local contacts

1. Open the Contacts app.
2. Find your number in the list (you can use the search).
3. Click on the contact → Edit → Delete.
4. Confirm the action.

Step 2: Clean up the Mi Cloud

• 🌐 Go to Settings. → Xiaomi Account → Mi Cloud.
• 🔄 Turn off the synchronization of contacts (slider in the off position.).
• 🗑️ Click Delete Data from the Device → confirm.
• ☁️ Return to Mi Cloud and enable back-to-back sync (if necessary).

Make sure that your contact backup is saved to Google or your computer.

Disable two-factor authentication by SMS Mi Account (if included)

Check that the number is not used for confirmation in banking applications

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Step 3: Additional cleaning

If the number is still displayed in some services (such as Messages or Calls), do:

Settings → Applications → Application Management → [Select Messages or Phone] → Storage → Clear Data

⚠️ Warning: Cleaning up the Messages app data will delete the entire history SMS, including important confirmation codes. Pre-export them through Settings → Communications → Exports.

Method 2: Unlocking the number from the Mi Account

If you are selling a phone or want to completely remove the number’s link to your Xiaomi account, you need to unbundle your profile settings, which is especially important for Mi Cloud Lock devices where the number is used to confirm the reset.

Step 1. Go to account settings

1. Open the Settings. → Xiaomi Account.
2. Click on the profile avatar or Account Management.
3. Select Account Security.

Step 2: Delete the phone number

• 📞 Find the phone number section and click Delete.
• 🔐 Enter the password from Mi Account to confirm.
• 📧 The system will offer to link backup email – do this so as not to lose access.

Step 3: Checking the detachment

To make sure the number is deleted:

1. Log out of your account: Settings → Xiaomi Account → Get out.
2. Try to log in again - the system should not ask SMS-code.
3. Check that the number has disappeared in the Security section of the account.

Yeah, always.

No, I don't see the point.

Only if you have a phone with Mi Cloud Lock

I don't know what Mi Cloud Lock is.

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Method 3: Completely reset (for phone sales)

If you transfer the phone to another user, it is not enough to simply delete the number — you need to perform a full reset to factory settings, which will delete all data, including the binding to the Mi Account (if you previously untie the number).

Important: On Xiaomi devices with Mi Cloud Lock (e.g. Redmi Note 11, POCO F4) After the reset, the new owner will have to enter your Mi Account details if the number has not been untied, which is protection against theft, but it creates problems when selling your account honestly.

Step 1: Untie your account and number

• 🔗 Make sure the number is removed from Mi Account (see Method 2).
• 📧 Link backup email if it is not available.
• 🔄 Log out of your account: Settings → Xiaomi Account → Get out.

Step 2: Performing the discharge

1. Go to Settings → About the phone → Reset settings.
2. Choose to erase all data.
3. Enter. PIN-code.
4. Confirm the reset.

Step 3: Post-reset check

After the reboot:

• 📱 The phone should start with the screen of the initial settings.
• 🔓 There should be no request for Mi Account data entry (if the number was properly untied).
• 🔍 Check what's in the Settings → The phone. → Mi Account status is displayed as Not connected.

💡

Remove before resetting SIM-card and memory card. some Xiaomi models (e.g. Redmi) 10C) They can block the microSD after reset if it has been encrypted.

Frequent Mistakes and How to Avoid Them

When deleting a number, users often face problems that lead to device lock or data loss. Consider typical situations and solutions.

Example from the practice: Redmi user 9A And then he reset the Mi Account without a detachment, and then the new owner couldn't activate the phone, and the solution was to ask Xiaomi to back up with a check to buy and proof of ownership. It took 2 weeks.

💡

Always check the status of Mi Cloud Lock before selling your phone. IMEI site mi.com/global/verify (Section "Activation Lock Status").

How to check if the number is completely deleted

After you have done all the work, it is important to make sure that your phone number is not left in the system.

• 🔍 Local Search: Enter your number in search by contact and message.
• ☁️ Mi Cloud: Check the Contacts section of the cloud for duplicates.
• 🔒 Mi Account: Sign in to an account on another device and check the Security section.
• 📱 Test call: Ask a friend to call your old number – if it is not identified as “I”, then the deletion was successful.

If you are selling a phone, ask the buyer:

1. Activate the device after discharge.
2. Pass the initial setup.
3. Make sure the system does not request your Mi Account details.

Additional checks for Mi Cloud Lock:

Settings → Additional → Special features → [Enter code] ##4636## → Check the status of the lock

If there's a line in the answer FRP Lock: OFF Mi Account: Not Bound, the phone is ready to transfer.

What to do if the number is not deleted

Sometimes users find that the number stays on the system despite all the actions, so let's look at the possible causes and solutions.

1.The number is linked to several services

For example, in Xiaomi, the number can be:

• 📌 Linked to Mi Account (removed in security settings).
• 📌 Used in Mi Pay (payment service).
• 📌 Synced with Google Contacts (check Settings) → Accounts. → Google).

Limitations of the operator

Some operators (for example, MTS or Beeline) block changing settings. SIM-- The cards:

• Call the operator and ask to unlock. SIM change.
• Use another one. SIM-check-up.

3. System failure

If after all the manipulations the number is still displayed:

1. Reboot the phone.
2. Clear the cache in Settings → Storage → Clear the cache.
3. Update. MIUI Up to the latest version (sometimes bugs are fixed in new firmware).

⚠️ Warning: If you suspect the phone was stolen or blocked by a previous owner, don't try to bypass Mi Cloud Lock unofficially.This could result in the device being completely locked.

FAQ: Frequent questions