How to Change the pattern lock to Xiaomi Redmi 9: 3 Working Ways (including Emergency)

Why do users change their pattern lock to Redmi 9 and when they need it?

The pattern lock on Xiaomi Redmi 9 is one of the most popular ways to protect data, but it is far from the most reliable. According to statistics, 38% of Xiaomi smartphone owners have at least once forgotten the unlock combination, and one in five faced the need to change it for security reasons. In this article, we will discuss all the current ways to change the graphics password, including those that work even if you forget the current key.

The main reasons for changing the pattern lock:

• 🔐 Suspicion of compromise – if the phone fell into the wrong hands or you entered the key in front of strangers.
• 🧠 Forgetfulness is a complex combination that is difficult to replicate the first time.
• 📱 Transferring the device to another user (even temporarily).
• 🔄 Security Update – It is recommended to change the key once in a while. 3-6 months.

On Redmi 9 (M2003J15SC, M2003J15SS), the pattern lock is tied to the Mi Account, which gives you additional options for access recovery. However, if you have never linked the device to a Xiaomi account, some methods will not be available.

Method 1: Standard key change through settings (if you remember the current one)

This is the easiest and most secure method, and it takes less than a minute, if you know your current graphical password and want to update it to a new one, and it's important that after you change all previous combinations will no longer work, including fingerprints (if they were tied to the old key).

Step-by-step:

1. Unlock your phone with the current pattern lock.
2. Go to Settings → Passwords and Security → Screen Lock.
3. Enter a valid key for confirmation.
4. Select the pattern lock and draw a new combination (at least 4 dots).
5. Confirm the new key by re-entering.

Make sure your phone is at least 30% charged | Disable VPN (can block synchronization with Mi Account) | Remember or write a new key in a safe place | Check your Internet connection (to sync with your account)

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Please note the requirements for the new key:

• ✅ Minimum number of points: 4 (maximum: 9).
• ✅ You can use the same point only once in combination.
• ❌ Type sequences cannot be used "1-2-3-4" or "cross" - the system will block such a choice as unreliable.

⚠️ Note: If the phone needs to be entered after changing the key PIN-code SIM-It's not a mistake every time you turn on a card, it's a security that works, and you can turn it off in the settings. SIM-maps (Settings) → SIM-maps and mobile networks → Lockdown SIM-map).

Method 2: Recovery through Mi Account (if you forgot the key)

If you don’t remember the current graphical password, but the phone is tied to a Xiaomi account, you can reset the key via Mi Cloud.

• 📶 The phone is connected to the Internet (Wi-Fi or mobile data).
• 🔄 Find the device activated in the settings.
• 📱 You have access to an email or phone number linked to your Mi Account.

Instructions for remediation:

1. On the lock screen, click Forgot your password? (appears after 5 failed attempts to enter).
2. Choose Restore through Mi Account.
3. Enter the username and password from the Xiaomi account (if you forgot - restore through the email/SMS).
4. Confirm the action via SMS or email (the code will come to the linked number / mail).
5. Create a new pattern lock or PIN-code.

If you restore it through Mi Account, you want to reset your old key, you can restart it. 90 percent of the time, you can fix it. If you don't, you'll have to reset it to factory settings.

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Before you restore through Mi Account, check if the phone has enabled the "Find Device" feature (Settings → Mi Account → Find the device). If it is disabled, the method will not work!

Method 3: Hard Reset (full reset) - last resort

If you don't remember the key and you haven't tied your Mi Account, the only way to unlock Redmi 9 is hard reset, which removes all data from your phone, including photos, contacts and apps. Use it only as a last resort!

How to make Hard Reset on Redmi 9:

1. Turn off the phone (press the power button for 10 seconds).
2. Press the Power button + Volume up simultaneously and hold for 10-15 seconds until the Mi logo appears.
3. In the Recovery menu, select Wipe Data (movement – volume buttons, selection – power button).
4. Confirm the reset by choosing Wipe All Data.
5. After completion, select Reboot.

⚠️ Note: Some Redmi 9 firmwares may require a password from a previous Google account after Hard Reset (FRP-If you don't remember it, the phone will become a brick, you'll need firmware through Fastboot.

What to do if your phone asks for an old Google account:

• 🔧 Try to enter any account that was previously used on the device.
• 📧 If you don’t, go to Google’s Recovery Center.
• 🔨 In extreme cases, run your phone through the Mi Flash Tool (instruction below).

Additional security measures after changing the key

After successfully changing your graphical password, it is recommended to do several steps to avoid problems in the future:

1. Link Mi Account (if you haven't already done):

• 📌 Go to Settings. → Accounts. → Add an account → Mi Account.
• 📌 Enable Find the device and Synchronize data.

2. Set up backup unlocking methods:

• 🔢 Add in. PIN-code or password as an alternative to a pattern lock.
• 👆 Set up face unlock/print (if available).
• 📝 Write down the key in an encrypted password manager (like Bitwarden or KeePass).

3. Check the recovery settings:

• 🔄 Make sure that in the settings → Google → Security included Device Manager.
• 📡 Turn off the automatic lock. SIM-If it interferes with the card (setting up in the SIM-maps and mobile networks).

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If you often forget passwords, use a combination of 5-6 dots with a repeating pattern (e.g., "letter M"). These keys are easier to remember, but harder to pick up.

Frequent Mistakes and How to Avoid Them

When you change your pattern lock to Redmi 9, you often have a problem, and here are the most common ones and how to solve them:

Error 1: “Can’t change your password” when you enter a new key.

• 🔹 Reason: Too simple combination (for example, a straight line or a square).
• 🔹 Solution: Use at least 5 dots and avoid symmetrical patterns.

Error 2: After the key change, the fingerprints stopped working.

• 🔹 Reason: Biometric data tied to old password.
• 🔹 Solution: Remove old prints in Settings → Passwords and security → Fingerprints and add again.

Error 3: The phone asks for the old key after recovering it via Mi Account.

• 🔹 Reason: Cash system not updated.
• 🔹 Solution: Reboot your device or reset your cache to Recovery (Wipe Cache Partition).

Error 4: No SMS with a confirmation code for recovery.

• 🔹 Reason: Blocking messages by the operator or network problems.
• 🔹 Solution: Try to get the code through a call or use a backup email.

FAQ: Answers to Frequent Questions