How to disable PIN code on SIM-Xiaomi phone card: all ways

Forgot the PIN code from SIM-Maps or just tired of entering it every time Xiaomi is turned on?Switching off protection takes less than a minute, but many users are faced with nuances: hidden settings in the game. MIUI, fault «PIN blocked or a sudden request to enter PUK. In this article, we will analyze all the current ways to disable PIN code on Redmi smartphones, POCO, Black Shark and other brand lines – from the standard path through the menu to bypass the lock if the code is lost.

It is important to understand: PIN code is not the protection of the phone, but the phone itself. SIM-Disabling it does not affect the unlocking of the screen or the encryption of data in the MIUI, But it makes the card vulnerable to theft. If you want to remove the code request, follow the instructions below, and we've taken firmware into account. MIUI 12, 13, and 14, and common errors, such as when the system asks to “enter the old PIN” after resetting the settings.

Why Xiaomi asks for a PIN and can it be removed?

A PIN (Personal Identification Number) is a 4-digit password that requests a password. SIM-The card on each phone turn on or reboot is not tied to Xiaomi or MIUI: The requirement to enter the code comes from a mobile operator (MTS, Beeline, MegaFon, Tele2) and is sewn into the card chip:

• 🔄 Frequently restarting your phone (for example, when testing firmware).
• 📱 Using a smartphone as a router (every time an access point is turned on, input is required).
• 🔐 Lost PIN code, and you need to reset it immediately (before blocking) PUK).
• 🛡️ Low security: If your phone is stolen, an attacker will be able to use your number.

You can only disable a PIN request if you know the current code. If you forget it, you'll need to know. PUK (8-digit code that comes with the SIM-Without this data, you can't unlock the card even through the Xiaomi service center - this is a restriction at the operator level.

⚠️ Note: If you enter the wrong PIN 3 times in a row, SIM-The card will be blocked and will require PUK. After 10 incorrect attempts to enter PUK The card will be permanently blocked – you will have to buy a new one.

Method 1: Standard shutdown via MIUI settings

This is the simplest method that works on all Xiaomi smartphones regardless of the model (Redmi Note). 12, POCO X5, Mi 11 etc.) and firmware versions. Instructions are relevant for MIUI 12/13/14:

1. Open the Settings app (the gear icon on the desktop).
2. Go to the SIM-cards and mobile networks section (on some firmware - Mobile Network).
3. Choose. SIM-The card you want to disable the PIN (if there are two of them).
4. Slip on the item Lock SIM-card or Request PIN code.
5. Move the slider to the off position.
6. Enter the current PIN and press OK.

After that, the phone will restart, and the request for the code when turned on disappears. SIM-No card, so the protection is already disabled or your version MIUI It has a different path (see the next section).

Make sure you know the current PIN

Check for PUK (in case of error)

Connect your phone to charge (in case of reset)

Backup your contacts (if the SIM is old)

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On some devices (e.g. Redmi 9A or POCO M3), the menu may look different. If you don't find the right item, try an alternative way:

Settings → PaSSWORD & SECURITY → Privacy → SIM Lock

Method 2: Disconnecting the PIN through USSD-Team (for some operators)

Some Russian operators (for example, MegaFon or Tele2) allow you to manage a PIN code through the Internet. USSD-It's convenient if you don't have access to your phone's settings. Try the following commands:

• 📞 *111*181# — PIN status check (MegaFon).
• 📞 *111*181*1# — PIN shutdown (MegaFon).
• 📞 *105*111# — PIN management (Tele)2).

After typing, follow the voice instructions or SMS-Please note: this method does not work for MTS and Beeline - there PIN code management is possible only through the settings of the phone or personal account.

⚠️ Attention: USSD-If the team does not work, check the current request on your operator's website or through support (for example, 0500 for MTS).

Method 3: If you forget the PIN - unlock through the PUK

If you have entered the wrong PIN 3 times, SIM-The card will be blocked and will require input PUK (Personal Unblocking Key: This code is 8 digits long and is usually listed on a plastic holder. SIM-If you have a card, if you have no cardholder, PUK can find out:

• 📄 In the contract for connection (if saved).
• 🌐 In the personal office of the operator (section "Management" SIM-card»).
• 📞 By telephone hotline (passport required).

Instructions for unlocking:

1. When you request “Enter PUK”, enter an 8-digit code.
2. The system will suggest entering a new PIN (think it up or leave the field empty to turn off the protection).
3. Confirm the change.

If you've entered PUK wrongly 10 times, SIM-The card will be permanently blocked, in which case the only thing left is:

• 🔄 Contact the communication salon with a passport to restore the number.
• 📱 Buy a new one. SIM-map (number can be saved).

Table: Differences in PIN Disconnection on Different Versions of MIUI

If your version of MIUI is not listed in the table, search by settings: open Settings and type in the search bar "PIN" or "SIM Lock".

Frequent mistakes and their solutions

When you turn off the PIN code on Xiaomi, users face typical problems.

• 🔄 «Failed to disable PIN" - check that you enter the correct code. If the error repeats, restart the phone and try again.
• 📵 «SIM-card not identified" - remove the card, clean the contacts (soft cloth) and insert back. SIM.
• 🔒 «Old PIN required after resetting is a feature MIUI After the update, enter the code that was before the reset.
• 🌐 «No network after PIN is turned off — check if In-Air mode is turned on. If the problem persists, reset the network settings to Settings. → Mobile network → Access point settings.

If after disabling the PIN code, the phone stopped seeing SIM-map, try it:

1. Insert the card into another smartphone – if it doesn’t work, the problem is with the SIM.
2. Update the MIUI firmware to the latest version (sometimes bugs are patched).
3. Reset network settings: Settings → About phone → Reset settings → Reset network settings.

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If you reboot your phone frequently (for example, to test custom firmware), but want to keep your security protected SIM-maps, use applications like SIM Toolkit. It allows you to temporarily disable a PIN request without changing the operator's settings.

Security: Should I Turn Off the PIN Code?

Disabling the PIN code makes it easier to use the phone, but has risks:

• 🚨 Phone theft: the attacker will be able to call, send SMS and use mobile internet from your number.
• 💳 Fraud: if to SIM Bank account or e-wallets (for example, SberBank Online) are tied, access to them will become easier.
• 📡 Unauthorized access: in some countries SIM-Cards are used for two-factor authentication (for example, on WhatsApp or Telegram).

Alternative security measures if you decide to remove the PIN:

• 🔐 Set a strong screen lock password (at least 6 characters).
• 📱 Enable data encryption in Settings → Additionally. → Encryption.
• 🛡️ Use remote management applications (e.g. Google’s Find My Device).

If you still want to leave protection, but are tired of entering the code, consider increasing latency. Some operators (for example, MegaFon) allow you to configure a PIN request only after you completely turn off the phone, not every time you restart.

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Disabling the PIN code does not affect the screen unlocking or data encryption in the MIUI. This is a separate protection that applies only to SIM-The card is operated by the operator, not Xiaomi.

FAQ: Answers to Frequent Questions