If you are a Xiaomi smartphone user which runs MIUI 9 or any other version you might be facing an issue of Mismatched contacts or contacts merging automatically. Xiaomi has acknowledged the issue and has come up with a few workarounds.
According to Xiaomi, The search for the root cause points towards some third-party applications for their app and services beneath. To fix this issue just download the APK File provided below and install the app giving all the necessary permissions. Open the app and tap the check button.
If there are any mismatched contacts, it will automatically find them, just tap on correct your problem will be solved. If this is not working for you there is another solution via WhatsApp and Truecaller (if you have installed them). First of all, back your WhatsApp data by going to Settings-Chats-Backup.
READ MORE: YI TECHNOLOGY TO LAUNCH NEW VIRTUAL REALITY AND ARTIFICIAL INTELLIGENCE CAMERAS AT CES 2018
Then Uninstall and re-install WhatsApp. This should solve your problem, repeat the same process with Truecaller. Xiaomi will definately fix it with the next update but till then you can follow these simple solution. If you have any problems let us know in the comments below and stay tuned to Sid Tech for more tech updates.