Removing the phone number from a Xiaomi Redmi smartphone can be necessary in a variety of situations, from selling the device to changing the operator or fighting annoying spam. SIM-card number continues to be displayed in the system - in contacts, account MIUI, Or even in the call settings. It's related to the firmware. MIUI, It integrates phone data deeply into Xiaomi’s ecosystem.
In this article, we will discuss all possible ways to remove the number from the base (remote) SIM-map) to advanced (cleaning the cache of telephony and resetting) MI-We will pay special attention to hidden settings. MIUI 14/15, If you plan to sell or transfer your Redmi, these methods will help to avoid personal data leaks.
Before you start, make sure you have a backup of important contacts and messages. Some methods (such as resetting your settings) will result in a complete cleanup of the device, and check if your number is tied to critical services, such as two-factor authentication in banking applications.
1. Delete the number through the settings SIM-map
The most obvious way is to disable or remove SIM-This method is suitable if the number is only linked to a physical card and is not synchronized with the account. MIUI.
Open the Settings. → SIM-Maps and mobile networks. Here you'll see a list of active networks. SIM (If you have Redmi with two slots, tap the number you want to delete and select Remove or Disable. Some firmware may require confirmation through PIN-code.
- 📱 For one. SIM: The option will appear immediately after clicking on the number.
- 🔄 For two. SIM: Select the slot first (SIM 1 SIM 2), then delete.
- ⚙️ If the option is inactive: check if the slot is blocked by the operator (relevant for corporate rates).
⚠️ Note: This method only removes the number from your current profile SIM. If the phone has previously used this number to register in the MI-If you have an account or synchronize contacts, the data will remain in the system).
Make a backup copy of contacts
Remember. PIN-code SIM-map
Check the balance (when changing operator)
Disable autopayment of services tied to the number-->
2. Clearing the number from contacts and call log
Even after removal SIM-The card number may remain in Contacts, Call Log or Messages. MIUI Automatically saves frequently used numbers to a local database.
To remove them completely:
- Open the Contacts app.
- In the search bar, enter the number that needs to be removed.
- Click on the contact → Edit → Delete.
- For mass cleaning: Contact settings → Contact management → Clear duplicates.
For the call log:
- Open the phone. → Journal.
- Find the number, make a long press → select Delete.
- For complete cleaning: Log settings → Clean the journal.
⚠️ Note: if the number is linked to a Google account or MIUI, It can recover from synchronization. To avoid this, turn off sync in Settings. → Accounts before deletion.
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To prevent the number from recovering from the cloud, before deleting, disable the option "Contact Sync" in the settings. MI-account.
3. Delete the number from MIUI Account (if it is linked)
If you're registered MI-account via phone number, simple deletion SIM-The card won't help, the number will remain in the profile, which can cause problems when selling the phone or changing owners.
To untie the number from the Xiaomi account:
- Go to Settings → Xiaomi account.
- Choose Security → Phone number.
- Click Delete and confirm via SMS or password.
If the option is inactive:
- 🔒 Perhaps the number is the main one for the account, in which case, first add another number or email as a backup.
- 📧 If you don't have access to SMS, Use recovery via mail: Account settings → Restoration of access.
| Situation | Decision | Note |
|---|---|---|
| Number - the main one in the MI-account | Add a backup email/phone | Without a reserve, you can't remove it. |
| No access to SMS. | Restore through the mail | Requires a linked email |
| Account blocked | Calling for support for Xiaomi | Passport will be required. |
What happens if you don't untie the number from MI-account?
4. Reset phone settings (full cleaning)
If you sell or transfer Redmi, the most reliable way to remove any trace of the number is to make a complete reset.
- 📞 All associated numbers (including data) SIM)
- 📇 Contacts and call log
- 🔑 Bindings MI-Account (if you do not leave it in advance)
Instructions:
- Go to Settings → About the phone → Reset settings.
- Select Delete all data.
- Enter your password (if installed).
- Confirm the reset.
⚠️ Warning: Once reset, the phone will return to factory settings, all data (photos, apps, settings) will be deleted, and if you don't back it up, you can't restore it.
Redmi models with MIUI 14+ have the option to Reset only settings (without deleting files).However, it does not clear the associated numbers - use it only to eliminate system glitches.
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Before you leave, be sure to leave. MI-account in the settings, otherwise the new owner will be able to restore your data through the linked number.
5. Manual deletion of telephony data (for advanced)
If the number continues to be displayed even after deletion SIM and reset (e.g., in the status of "My number"), the problem may be in the cache of system applications. ADB.
Method 1: Clearing the cache through settings
- Go to Settings → Applications → Application Management.
- Find the phone and contact.
- Select Warehouse. → Clear the cache.
- Reboot the phone.
Method 2: Through ADB (PC)
adb shell pm clear com.android.contacts
adb shell pm clear com.android.phone⚠️ Attention: misuse ADB It can cause your phone to malfunction. If you're not sure, use other methods.
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After cleaning the cache, check the APN settings. Sometimes they are reset and the mobile Internet stops working.
6 Problems and errors in deleting the number
Even following the instructions, Xiaomi Redmi users may face typical problems, including the most common solutions:
- 🔄 "Number not removed from MI-"account": check if it's the primary one. Add backup email and try again.
- 📵 "After reset, the number is still displayed": it can be a glitch MIUI. Try the Settings. → Additionally. → Resetting network settings.
- 🔒 "Requested. PIN-code, but it is not": contact the operator to unlock SIM or use PUK-code (indicated on the plastic holder) SIM).
- 📱 "The lock screen displays the old number: this is the operator widget. Delete it through Settings. → Lock screen → Widgets.
If none of the methods worked, the problem could be the firmware. Redmi on MIUI 13 and below knows a bug where the number gets stuck in the system. The solution is to update the firmware to the latest version via Settings → System Update.