When faced with a lock screen on a Xiaomi, Redmi or POCO smartphone, many users see a message requiring verification code to be entered.This is a standard security procedure designed to protect your personal data from unauthorized access. In most cases, the system requests a digital code that is sent to a linked phone number or email to confirm that you are trying to log into your Mi Account.
Ignoring this request or not being able to get the code can lead to a complete lockdown of the device. Understanding how the system works helps to avoid panic and quickly restore access to the gadget. It is important to distinguish whether you need the code to unlock the screen after a reset or to confirm the login to the cloud services.
In this article, we will take a closer look at the protection mechanisms used by Xiaomi and explain where to look for the cherished numbers. You will learn why the code may not come and what actions should be taken if you want to find the key numbers. SIM-card lost or unavailable.
The main purpose of the verification code in the Xiaomi ecosystem
The main function of verification code is two-factor authentication, and when you enter the Mi Account password on a new device or after resetting, the system requires a second key, which ensures that even if the password is leaked, an attacker will not be able to access your photos, contacts and data of banking applications.
The verification code also acts as a barrier against device theft: If a smartphone has been stolen and reset to factory settings, it will be impossible to activate it without entering the code sent to the owner's number. This feature is known as Find Device, and it renders the stolen phone useless for resale.
⚠️ Warning: Never give the verification code to outsiders, even if the caller is a support employee. Xiaomi employees never ask for codes from outside the service. SMS.
Sometimes a code request appears spontaneously while a system is in use, when MIUI or HyperOS detects suspicious activity or changes in critical security settings, at which point the system is reinsuranced, requiring re-confirmation of the identity of the owner.
Where to find verification code: SMS, Email and Application
By default, the system sends code through SMS-message to the number associated with the Mi Account, make sure that the device is installed the exact one SIM-The card you provided when you registered, the message usually arrives within the 1-2 minutes and has a short duration of.
If the SMS doesn't come, you should check the alternative methods of receiving it. Often users forget that they have attached the email, in which case the code will be sent to your inbox, and the code can be obtained through the Security app on another Xiaomi device, if it is authorized under the same account.
- 📱 Check the Spam or Unwanted folder in your messages if the code is not visible in your inbox.
- ✉️ Make sure there is a free space on the mailbox to receive new emails.
- 📶 Make sure your phone is on mobile internet or Wi-Fi for sync.
In some cases, especially when changing the region or IP-The robot dictates a verification code that needs to be entered into the appropriate field. SMS, roamingly.
Typical problems with obtaining code and their solution
The most common problem is that the code just doesn't come in, and it could be due to overloading of the operator's servers or temporary failures on the Xiaomi side, so you don't have to ask for the code indefinitely, because the system can temporarily block the sending to your number.
Another common reason is that short numbers are blocked by a carrier, some tariff plans or installed antiviruses can filter messages from service numbers, check the spam blocker settings in the standard Messages app.
⚠️ Note: If you request code too often, the system may give you an error of "Too many attempts", in which case you need to wait exactly 24 hours without a single attempt to log in.
The solution might be to use the mobile Internet instead of Wi-Fi when you request code. IP-Addresses help you pass security checks. SIM-card and insert it into another phone to make sure the card itself is serviceable and the network signal is available.
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Try to turn on flight mode for 10 seconds and then turn it off, which will restart the communication module and update the registration in the operator's network, which often helps to get SMS.
Comparison of authentication methods in MIUI and HyperOS
As Xiaomi’s shells have evolved, confirmation methods have changed, with older versions of MIUI focusing exclusively on SMS. Modern versions of HyperOS and current MIUI builds offer more flexible options, including push notifications and biometrics on trusted devices.
Users can configure trusted devices that don't require code entry every time they log in, which is convenient for personal technology, but reduces security if the device is used by other family members, and it's important to understand the difference between the screen unlock code and the account code.
| Method | Speed. | Reliability | Network dependency |
|---|---|---|---|
| SMS | Medium | Tall. | Cellular service required |
| Low. | Medium | Internet is required | |
| Push notification | Tall. | Very high. | Internet is required |
| Voice call | Medium | Tall. | Voice communication required |
The choice of method often depends on availability. If you are abroad, SMS may cost money or not come at all, in such cases it is better to set up a backup email or use authentication applications, if the service supports them.
Loss action SIM-card or number change
When a verification code is needed urgently, and SIM-The card is lost or the number is no longer yours, it's critical, you can't restore your account in the standard way without access to the number.
You will need access to the backup email you provided when you checked in, and if the mail is also not available, the process becomes more complicated, and you will need to fill out a support application, providing the device purchase checks and passport information specified in the profile.
- 🔒 Try logging in via your browser on a PC, sometimes there are alternative verification methods available.
- 📧 Check all your mailboxes for old Xiaomi emails with recovery codes.
- 📞 Contact the operator to restore the number if SIM-map recently lost.
What to do if the room is purchased by a new owner?
This is done to protect against hackers.
Instructions for resetting and unsetting Mi Account
If you plan to sell your phone or transfer it to another person, you need to untie the device from your account. Simply exiting the settings menu is not enough, since when activated, the new owner will still face a verification code request.
The correct procedure requires you to completely delete your account before resetting. Go to settings, find the Mi Account section, and select the deletion option. The system will require you to enter a password and possibly a confirmation code to finalize the action.
☑️ Checklist before selling the phone
Once you delete your account, do a full Wipe Data reset, so that the phone is clean and ready to be activated again without asking for old passwords, and if the phone is already reset and locked, only re-accessing your account through the site will help.
⚠️ Warning: When buying a used Xiaomi phone, be sure to check whether the previous owner’s Mi Account has been deleted before transferring money".
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Deleting your account before resetting is the only guaranteed way to avoid activation blocking issues for the new owner.