Linking a phone number to a Mi Account on Xiaomi Redmi smartphones is standard procedure to improve security, but over time, you may need to delete the old number: when changing. SIM-Unlike other manufacturers, Xiaomi does not provide a direct "Unlock Number" button in the mobile app, which causes difficulties for users.
In this article, we will discuss all the current ways to detach a number from a Mi Account on Redmi Note 12/13, Redmi 10/11, POCO X5 and other models through phone settings, web version of the account and alternative methods.
Why you can’t just delete the number in your phone settings
Many users try to find the detachment option right in the Settings menu → Accounts → Mi Account, but there are only:
- 🔄 Change of number (requires confirmation of old number)
- 📱 Adding a new number (in parallel with the old one)
- ❌ Delete the entire account (erase all data)
Xiaomi deliberately complicates the process of unbundling the number for two reasons:
- Security: The number serves as a backup method for restoring access.
- Ecosystem-based: The company encourages users to save an account to synchronize data between devices.
So you have to use workarounds to delete the number, either through the Mi web version of your account or reset your password, and it's important that if you don't remember your account password, restore it first, or you risk losing access to your device after you reset!
Method 1: Untie the number through the official website of the Mi Account
The most reliable method is to use the web version of the Mi Account on a computer or other device, which works for all Redmi models, including the Redmi Note 13 Pro+ and the POCO F5.
Instructions:
- Open your browser and go to account.xiaomi.com.
- Sign in under your Mi Account (login + password).
- From the menu, select Profile → Account Management → Phone Number.
- Click Remove next to the tied number.
- Confirm the action through SMS-code sent to this number.
⚠️ Note: if you do not have access to the old number (for example, SIM-The card is lost, this method won't work.
☑️ Preparation for untidying the room
Method 2: Replace the number with a new one (if the old one is not available)
If you can’t get an SMS to your old number, but you have access to your Mi Account, you can change it to your current one, which is suitable for the Redmi 9A, Redmi A2+ and other budget models.
Step-by-step:
- On the phone, open Settings → Mi Account → Profile.
- Tap the number tied. → Replace the number.
- Enter a new number and confirm it via SMS.
- The system will automatically delete the old number after linking the new one.
🔹 Important: After the number changes, the old number will be untied in 30 days, during which time you will not be able to use it to restore your account.
| Method | Access to the old number is required. | Password from Mi Account Required | Implementation time |
|---|---|---|---|
| Site-based detachment | ✅ Yes. | ✅ Yes. | 2-5 minutes |
| Replacement of the number | ❌ No (needs a new number) | ✅ Yes. | 5 minutes. |
| Password reset | ❌ No. | ❌ No (but I need a post office) | 10-15 minutes. |
Method 3: Uncoupling through resetting the Mi Account password
If you don't remember your password and you don't have access to your old number, the only option is to reset your password through your linked email, and this method only works if:
- 📧 Email is linked to your account (not just your number).
- 🔒 You remember a secret question (if it was set).
Instructions:
- On the Mi Account login page, click Forgot your password.
- Choose recovery via email.
- Follow the instructions to create a new password.
- After resetting your password, log in to your account and delete the number through Method 1.
⚠️ Note: if the account is not tied to the mail, it will be extremely difficult to restore access. In this case, contact Xiaomi with proof of ownership of the device (checks, IMEI).
What to do if your account is blocked after resetting?
Method 4: Uncoupling through phone reset to factory settings
The last resort is a hard reset, which will delete all data, including the Mi Account, but only if:
- 📱 You have a Redmi with an unlocked bootloader).
- 🔓 You have disabled Mi Account protection (in security settings).
How to perform the reset:
- Turn off the phone.
- Press the Power button + Volume up to enter Recovery Mode.
- Choose Wipe Data → Wipe All Data.
- Confirm the action and wait for the reboot.
Warning: Newer models (Redmi Note 12+) may require you to reset your Mi Account from a previously linked account, and if you don’t remember the password, the phone will turn into a brick.
💡
Remove before resetting SIM-card and memory card – this will speed up the process and eliminate random formatting of external drives.
Frequent Mistakes and How to Avoid Them
When untiing the number, users often face typical problems:
- Error: The number is already linked to another account" 🔹 Solution: Use a different number or wait 30 days after you unplug your previous account.
- "Failed to send SMS" confirmingly 🔹 Solution: Check the balance SIM-Maps, turn on mobile Internet or try the.
- Account blocked after several attempts 🔹 Solution: Wait 24 hours or restore access via email.
If none of these methods worked, your Mi Account may be linked to the Chinese firmware version (e.g., Redmi K50).
- 🌐 Use it. VPN Connecting to Xiaomi servers in China.
- 📧 Contact Support via the Forum MIUI (section for international users).
💡
If you're selling a phone, untie the number from the Mi Account first, then reset to factory settings, which will protect your data and avoid problems for the new owner.