How to Remove Duplicate Contacts on Xiaomi: The Complete Guide

Duplicate contacts on Xiaomi, Redmi or smartphones POCO — common problem that occurs after synchronization with multiple accounts, importing from SIM-maps or malfunctions MIUI. A disorganized phone book interferes with fast search, takes up excess memory and creates chaos when calling. In this article, we will discuss all the current ways to remove duplicates from embedded tools. MIUI 14/15 to third-party applications and manual cleaning.

The peculiarity of Xiaomi devices is that they use several contact sources at once: local memory, Google Account, Mi Account and data from the Internet. SIM-Each of these sources can create copies of the same records, for example, when you move contacts from the iPhone to the Xiaomi 13 Pro via vCard, you often get duplicates with different formats of names or phone numbers. We analyzed all possible scenarios and prepared universal solutions.

Why do you have duplicate contacts on Xiaomi?

Before you start cleaning, it is important to understand the causes of duplicate records, which will help prevent problems in the future and choose the most effective method of deletion.

Main reasons:

• 🔄 Sync with multiple accounts. If you use both Google Contacts and Mi Accounts, the system can create copies of the same records from different sources.
• 📱 Import with SIM-When you move your contacts from SIM On a smartphone (for example, on the Redmi Note 12) there are often duplicates due to different formats of data storage.
• 📲 Update MIUI. After major updates (for example, with the MIUI 13 on MIUI 14) sometimes the links to the accounts are lost.
• 🌐 Using third-party messengers: Apps like WhatsApp or Telegram can create their own copies of contacts in the device’s memory.
• ⚡ It is rare, but there are bugs in which the system itself duplicates the recordings (most often on models). POCO F5 Xiaomi 12T).

Interestingly, on devices with MIUI Global, duplicates appear more often than on Chinese versions of firmware, due to differences in sync algorithms with Google Services.

Method 1: Using the built-in MIUI merger tool

The easiest and safest method is to use the standard contact merging feature available on all Xiaomi smartphones with MIUI 12 and later, which requires no additional applications and works directly with the phone’s database.

Step-by-step:

1. Open the Contacts app (an icon with a person’s silhouette).
2. Click on the three dots in the top right corner and select Contact Management.
3. Go to the "Connect" section (on some models, such as Xiaomi 13 Lite, the item may be called "Find and combine duplicates".
4. The system will automatically scan the phone book and suggest a list of duplicate records, and opposite each pair will be a "Combine" button.
5. Check the options and confirm the merger, and note that if the contacts have different data (such as additional numbers or email addresses), they will be combined into a single record.

Important: This method only works for duplicates within a single source (e.g., only for Google Contacts or only for local records). If duplicates are created from different accounts, manual mergers or other methods will be required.

Make a backup copy of your contacts|Check the stability of the Internet connection|Close all background applications|Make sure the battery is charged more than 30 times%-->

Method 2: Manually remove duplicates through Google Contacts

If you use a Google Account for sync, the most reliable way to clean up is to work directly through the web version of Google Contacts, a method that is suitable for owners of Xiaomi, Redmi and POCO, as all these devices support integration with Google services.

How to remove duplicates through the browser:

1. Open contacts.google.com on your computer or smartphone and log in with the same account as your phone.
2. In the left menu, select Dubbles (or Find Doubles in new versions of the interface).
3. The system will show all the repeated records. Click Combine all for automatic cleaning or select specific duplicates manually.
4. After the merger, the changes are automatically synced with your Xiaomi (can take up to 5 minutes).

Advantages of this method:

• 🔍 More accurate algorithm for finding duplicates than in MIUI.
• 📱 The changes apply to all devices associated with your account (for example, if you also have a Redmi Pad).
• 🔄 Opportunity to cancel merger within 30 days through Recycle Bin.

💡

Before a mass merger, export your contacts to a.vcf file via the More → Export menu, which will help you recover your data if something goes wrong.

Method 3: Cleaning up duplicates with third-party applications

If the built-in tools failed, you can use specialized applications. For Xiaomi devices, you can:

• 📌 Simpler Merge is a simple application with automatic duplicate search and manual editing.
• 📌 Contacts Optimizer – an advanced tool with filters by source (Google, SIM, phone).
• 📌 Cleanup Duplicate Contacts – Supports backup before cleaning.

Recommendations for use:

1. Download the app from Google Play (avoid third-party sources!).
2. Provide access to contacts (be sure to check permissions in Settings → Apps → Permissions).
3. Run the scan – most apps show a preliminary report before deleting.
4. Use the Backup feature if it is available.

Warning: Some apps may delete not only duplicates, but also useful entries. Always check the list before confirming!

Method 4: Export, Manual Editing and Import of Contacts

This method is suitable for advanced users who want to have full control of the cleaning process, it takes longer, but guarantees 100% results.

Instructions:

1. Export contacts to.vcf file: On Xiaomi: Contacts → ⋮ → Contact management → Imports/Exports → Export to your device via Google Contacts: More → Exports → Select contacts → Exports as VCF.
2. Copy the file to your computer and open it in a text editor (like Notepad++) or a specialized program like VCF Editor.
3. Remove duplicate entries manually (look for repeatable BEGIN:VCARD and END:VCARD blocks with the same phones or names).
4. Save the edited file and import it back to your phone: On Xiaomi: Contacts → ⋮ → Imports/Exports → Import from a device. Google Contacts: More → Imports → Select a file.

Critical detail: When importing, select the option “Replace all contacts” rather than “Add to existing ones”, otherwise the duplicates will appear again.

Method 5: Cleaning up SIM-card doubles

If the doubles appeared after importing contacts with the SIM-The problem may be in the map itself. Many Xiaomi users forget that the map is not a problem. SIM It also stores copies of records that may conflict with data in the phone.

How to clean SIM-map:

1. Open Contacts. → ⋮ → Contact management → Imports/Exports → Exports with SIM.
2. Save a backup of your SIM contacts to your device (.vcf file).
3. Delete all contacts with SIM: Go to Contacts. → SIM. Press. ⋮ → Delete all (or highlight the records one by one).

.vcf

not SIM

⚠️ Note: Do not keep your main contacts on SIM-It has limited memory (usually up to 250 records), no support for photos, email, and additional fields. SIM backup only.

How to Prevent the appearance of doubles in the future

To avoid recurring problems, follow these guidelines:

• 🔗 Turn off unnecessary sync: Go to Settings → Accounts and syncs: Select unnecessary accounts (e.g. Mi Account if you only use Google) and disable contact sync.
• 📱 Set up the main contact source: In the Contacts app, click ⋮ → Settings → Contacts to display. Select one primary account (recommended by Google), disable the others.
• 🔄 Check the doubles regularly (once in a week). 2-3 month) through Google Contacts or embedded tools.
• 🚫 Avoid importing from SIM — Use cloud services or vCard.

⚠️ Note: If you are using Xiaomi with two SIM-If you have cards, you may have duplicates because of a data conflict between them, in which case you can set up separate contact profiles for each of them. SIM Settings menu → SIM-maps and mobile networks → Additional settings.

💡

The most reliable way to avoid duplicates is to use one primary contact source (like Google only) and disable sync for other accounts.

FAQ: Frequent questions about the duplicate contacts on Xiaomi