Common Problems In Redmi 9 Prime + Solution Fix – TIPS & TRICKS

Hello, how are you? I hope you are having a fantastic day. Today in this article, I have come up with a guide on common problems in Redmi 9 Prime smartphone. If you are facing any type of issue or problem with Redmi 9 Prime smartphone, then you can quickly fix those problems by following our guide.

Xiaomi has recently launched its brand new smartphone called Redmi 9 Prime. This device offers the best features in its price range.

Many users are facing problems after using this Redmi 9 Prime phone.

But don’t worry today. I will show you a proven solution to all questions and issues.

Redmi 9 Prime Common Issues and Problems

I have discussed various common issues and problems on the Redmi 9 Prime. All the solutions that I have shown below are tested and proven methods.

Please read this article till the end, and be sure to understand every method before applying it to your Redmi 9 Prime device. let’s see the Quick specifications of Redmi 9 Prime.

Quick Specs Of Redmi 9 Prime

Display 6.53 inches IPS LCD capacitive touchscreen Display
Resolution: 1080 x 2340
Protection: Corning Gorilla Glass 3
Color Matte Black, Sunrise Flare, Mint Green, Space Blue
Processor Mediatek Helio G80 (12 nm process technology)
CPU: Octa-core 2.0 GHz Cortex- A75
GPU: Mali-G52 MC2
Storage Variants 4GB+64GB
Rear Camera Quad – 13 MP+ 8 MP+ 5 MP+ 2 MP
Front Camera Single – 8 MP Camera
Battery 5020  mAh Li-Po battery
18W Fast charging
Support: USB Type-C
Operating System Android 10, MIUI 11
Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass

Common Problems In Redmi 9 Prime

Below I have shared various common issues problems and their solutions. These problems are most common on almost every smartphone. But if you are facing any problem with your phone, then I am sure that today you will definitely get your solution in this guide.

Must Read: Common Problems In Poco M2 Pro And Fix Them!

A Laggy or Slowly User interface on your Redmi 9 Prime

Do you feel a slow and sluggish user interface while using your smartphone? If yes, then here is the complete solution for your device. This problem is something that almost everyone experiences.

This problem is the most common smartphone problem and it is more common with older phones.

Laggy problem also occurs in new phones, because your RAM (Random-access memory) is full of apps and files that you don’t use or need. Please read all the steps carefully and then apply them on your phone.

How to Fix Lag on the Redmi 9 Prime device?

  1. If you use any type of antivirus app on your smartphone or use any junk cleaning app, then uninstall it.
  2. One thing is universal: when is the phone slow? In 90% of the cases, if your internal storage is Running out or has come to an end, then your smartphone will be slow. So simply free some storage, and your Redmi 9 Prime phone will be back to normal.
  3. Simply uninstall the app you don’t use.
  4. Use the Fast Class 10 Micro SD card on your phone.
  5. Sometimes using a custom theme on the phone makes the phone slow.
  6. If you use the Third Party Launcher, then this may be the cause of this problem. You should uninstall the Third Party Launcher and use the System Launcher.
  7. Use the lite version application like Facebook Lite, Twitter Lite, YouTube Go, etc.
  8. Update your phone to the latest OS available.
  9. Update all your apps whenever an update is available in the Play Store.
  10. Following all these steps, if you feel that your phone is still slow, then you try Hard Reset your phone.

With the help of all the steps above, I have discussed all possible solutions so that you can quickly fix the Lag or slow user interface problems on your Redmi 9 Prime device.

Fast Battery Drain on your Redmi 9 Prime

If your Redmi 9 Prime battery is draining drastically, then you can follow the steps given below. By following the below steps, you can be sure that what is causing the Fast Battery Drain problem on your smartphone.

How to fix fast battery drain on the Redmi 9 Prime device?

  1. If you have installed apps like Phone Cleaner, uninstall it. Because these apps run in the background and consume your phone’s battery.
  2. Download the app from the play store itself. Because third-party apps can contain malware that runs on the phone background and consumes a lot of battery.
  3. If GPS is not needed, always turn off GPS.
  4. Keeping the phone in power saving mode for a long time also drains the battery quickly.
  5. If you have installed an app that claims to increase your phone’s battery backup, then uninstall this type of app.
  6. Using high screen brightness settings on the Redmi 9 Prime can drastically reduce your battery. So use the phone with average brightness.
  7. Clear all your recently used apps from the recent app tab because it drains the battery quickly.
  8. If NFC, Bluetooth, WiFi are not needed, always keep them turn off.
  9. Following all these steps, if you feel that your phone is still Fast Battery Drain, then you try Factory Reset your Redmi 9 Prime.

After following the above steps, I am sure that you will not have to face the battery draining issue again. If you are still experiencing this problem, then contact your smartphone customer support and follow the instructions.

Must See: Various Problems In Realme 6S & How To Fix Them!

Cellular Network Issue Or Mobile Data Problem On The Redmi 9 Prime.

If you face cellular network issues on your Redmi 9 Prime. And if your phone is not getting the proper signal or the mobile data network is not working, and you see fluctuations on the phone network, then you should try the below steps.

How To Fix Cellular Network Issue Or Mobile Data Problem On The Redmi 9 Prime?

  1. Remove SIM card from your Redmi 9 Prime device and insert the SIM again.
  2. Turn ON airplane mode for 30 seconds, and after a few seconds, turn it OFF again.
  3. Reset your network settings.
  4. Be sure to restart your Redmi 9 Prime once and check if your problem is fixed.

This is a common problem, and you can troubleshoot this problem by following all these steps. If you still have a network problem with your Redmi 9 Prime, Then be sure to leave a comment, I will guide you further.

Heating Problem On your Redmi 9 Prime

There are two primary reasons for a smartphone to heat up, one is the phone’s SoC (System On Chip), and the second one is the phone battery. If you are facing a heating problem in your Redmi 9 Prime, then you can fix it with few changes.

How to fix heating Problem On your Redmi 9 Prime?

  1. While charging the phone, remove the phone case.
  2. Do not play games while charging your phone, and do not use the phone too much.
  3. Charge your Redmi 9 Prime with the original charger only.
  4. Heating problems are also caused by playing games for a long time on your phone.
  5. Do not install third-party apps, always download apps from the play store.
  6. Do not overcharge your phone, and this can also cause heating problems.
  7. Always keep your Redmi 9 Prime updated and keep updating all your apps.

I hope all these steps will reduce your phone’s heating problem and temperature if your phone still has a heating problem, then go to the service center and resolve it.

Must See: Common Problems In Poco F2 Pro And Fix Them!

Apps Opening Slowly On The Redmi 9 Prime

This problem is very common because this problem is found in all Android phones, and this problem is basically due to improper RAM management of the phone. If the app in your phone is opening slowly, then follow the steps given below, so that you can solve this problem.

How To Fix Apps Opening Slowly On The Redmi 9 Prime?

  1. First, check if your phone’s internal storage has enough storage. If not, uninstall the apps you don’t use.
  2. Use the lite version application like Facebook Lite, Twitter Lite, YouTube Go, etc.. This can reduce more RAM usage on your phone.
  3. If you have installed any type of Mod Apps in your Redmi 9 Prime, uninstall it immediately.
  4. Following all these steps, if you feel that your apps are still opening slowly, then you try Factory Reset Redmi 9 Prime.

Redmi 9 Prime Phone unexpectedly shutting down

This problem is common because this problem occurs in all Android phones. In this problem, your phone suddenly turns off. If you are facing this type of problem with your Redmi 9 Prime smartphone, then definitely consider the steps given below.

How to fix sudden shutdown in Redmi 9 Prime?

  1. If the temperature of the phone rises to the maximum level, then it can also be the reason for the sudden shutdown of your phone, so take care of heating issues.
  2. Do not use a heavy back cover as this may cause heating problems.
  3. Following all these steps, if you feel that your phone is still sudden shutdown, then you try Factory Reset your Redmi 9 Prime.

I hope all these steps will solve the sudden shutdown issue on Redmi 9 Prime. But you still encounter this issue, then go to the service center and resolve it.

Must Check: Various Problems In Infinix Hot 9 Pro And Fix Them!

Redmi 9 Prime Screen frozen or stuck

You may face this problem while doing a task, playing a game, or making a call. Follow the steps given below to fix this problem.

How to fix screen froze or stuck on Redmi 9 Prime?

  1. Update your phone to the latest OS available.
  2. Simply uninstall, and Force stops the app you don’t use.
  3. If you are experiencing this problem while using an app, then you go to Settings> Application Manager Then clear the cache of the app you are facing problems.
  4. In the last step, perform a factory reset your Redmi 9 Prime smartphone. It can solve all your problems.

Apps and Games Crashes Suddenly or Unexpectedly on the Redmi 9 Prime

If you open an app or game, and that app suddenly closes, then this is a common problem and follow the steps below to solve this problem.

How to fix sudden app crashes on Redmi 9 Prime?

  1. Update your apps to the latest version.
  2. Uninstall and reinstall the app. This will fix the app’s sudden crashes problem.
  3. If your phone has Power Saving Mode Enabled, then Disable it.
  4. If you are experiencing this problem while using an app, then you go to Settings> Application Manager Then clear the cache of the app you are facing problems.

The above steps can be used to solve this problem. If you are still facing this problem, then leave a comment mentioning your problem.

If you are looking for a guide on how to Root Redmi 9 Prime, then make sure to check out that article as well.

Apps not downloading from the Play Store on Redmi 9 Prime

How to Fix Apps not downloading from the play store on Redmi 9 Prime?

Sometimes this problem occurs due to the new update of the Play Store. This is a common problem that you may have to face. You can find a solution to this problem with the steps given below.

  1. First of all, reboot your phone and see if your problem is resolved or not.
  2. Clear the Play Store local search History.
  3. Go to Settings then go to App Manager and clear Play Store Cache.

Here I have covered all the issues and problems regarding the Redmi 9 Prime smartphone and try to fix them. If you still have any other problems with your Redmi 9 Prime, then leave a comment below, and I will update the article.


So, I have shown you the complete guide on how to fix common problems in Redmi 9 Prime. I hope you find this article useful and you are able to solve the problem on your Redmi 9 Prime device.

If you have any doubts or questions related to this guide, then make sure to drop a comment, and I will try to resolve your issue as soon as possible.

48 thoughts on “Common Problems In Redmi 9 Prime + Solution Fix – TIPS & TRICKS”

  1. I am using redmi 9 prime. From few days there is network issue for jio sim and dual sim. If one sim inserted of any other network except jio only 2g Or E signal will come for 20 to 30 min then it will automatically switch to 4g lte network. If dual sim with one being jio ccross mark will be there on network symbol and no network come back no matter how many day you wait. But for any other network dual sim frist E signal for few min then switch to 4g . A few hours after no signal wait for few hours again signal come back start from E and repeats the cycle. Please suggest a solution as I have tried all the mentioned steps. I also have factory reset the phone then also same issue

    • If you are facing this problem even after factory reset, then this problem can be caused by hardware issue.

      For this, you can go to the nearest Xiaomi service center, you can find a solution to your problem.

    • This is exactly my problems here after i buy jio sim and used it as the secondary sim, days later both sim got no service, Same as Maddy said what s stupid phone i so upset

  2. For the last 1 week I am facing anetwork issue with my Redmi 9 prime. When i am using WhatsApp call after 7 to 10 min around, the call is reconnecting and then disconnecting. This problem occures every time but with time variation. i tried to clear the cachee, uninstalled and reinstalled the app, removed the sim and reinserted it. But the problem is not solved. This problem is happening with my Redmi 6 prime phone also, which i never faced before. Could you please suggest me what would be the cause, is the problem with WhatsApp or with my Phones?

    • Thanks for commenting, I think your problem is a hardware problem.

      Therefore, my opinion will be that you should see your phone once in the Xiaomi Service Center.

      Maybe they could solve your problem?

  3. I am using Redmi 9 prime ,the problem I am facing is when I try to click on ‘about phone’ option in settings it automatically returns to home screen please help me please. I have factory reset my phone, but no change please help.

  4. In my Redmi 9 prime mobile only jio sim is not working even though the software is upto date,the sim is not working and there is no problem in hardware also. And except jio sim all other sim are working. Can you please address me what the problem is? Thankyou

      • Mobile data is not working in my redmi 9 prime . I turned aeroplane mode and off many times , reset network settings and restart phone too. when i use this sim to another phone it works properly but no one sims are working in my phone . When i reset settings turned on & off aeroplane mode it loss signal for many times or more than more hours.

  5. Still my network does not work in in Indore my network not work properly for many time my SIM card network may lost I swap my SIM 2 times

  6. My new mi 9 Prime phone SIM card not working . I have done reset to the phone, did aeroplane mode on off, have done network rest and did update my phone as well still it’s not working.

    Can you suggest please

  7. Yesterday my redmi 9 prime stopped at early morning and not rings the alarm and I tried to open the phone by charging the unit and pressing the on off button but the phone didn’t use , and finally after between 3 or 4 hours it open why and what happened with this phone?

  8. My mobile network data is still not working after trying the methods above I also tried to change the sim but it’s still same, but in other handset it’s working but in redmi 9 prime it’s not. Please help me with this problem

  9. My redmi 9’s videos & photos resolution are too bad. Even oppo A12(720) display quality is better than my redmi 9(1080) display. So how can I fix this problem?

  10. Hi,

    I have purchased a Redmi 9 Prime 10 days back. Its running fine apart from 1 issue. While I am watching live streaming in Facebook, the streaming keeps on getting freezed. However, when I am watching any live video streaming in Youtube or any other app, it streams fine. The issue only occurs while watching Facebook Live. Can you please advise how to resolve this.


  11. I bought redmi 9prime three days ago and i have face one issue that is when i call someone in phone or incoming call someone my brightness down automatically but sometime work properly but sometime down but in whatapp calling there is no issue only in phone call i face this issue what will be the problem any knowledge

  12. My jio sim has shown no service sometime. And it fix up automatically. But when it shows no service then insert anather jio sim also. This jio sim also shown no service. But when insert the vodafone sim, then network is available. What should I do?

  13. Hi, I followed the below steps and I still the signal is not coming. Can you please help. I am facing the issue for the past 2 weeks, I replaced the old sim with a new sim and then followed few setting and I have the signal without any issues for a week and now I lost the signal again.

    How To Fix Cellular Network Issue Or Mobile Data Problem On The Redmi 9 Prime?

    Remove SIM card from your Redmi 9 Prime device and insert the SIM again.
    Turn ON airplane mode for 30 seconds, and after a few seconds, turn it OFF again.
    Reset your network settings.
    Be sure to restart your Redmi 9 Prime once and check if your problem is fixed.

    • jio sim are not working my redmi 9 prime after updating miui 12. I tried more then 1 sim. but other network sims are working fine for me.

  14. I have reset the network settings and restart the mobile too. But that has not working. Especially Jio sim is not working. But all other sims like Airtel Vodafone BSNL are working. We thought sim problem and changed the sim too. But it doesn’t work.

  15. In Redmi 9 prime mobile which I purchased one year back is showing no service for Jio sim in slim slot 2 for the last one month. Even though I followed all the steps mentioned above still no use. Sometimes network is not restored even after 12 hours. However this sim works on other mobiles. Is there any solutions for this?

  16. In Redmi 9 prime, which I purchased on oct 2021,there is an issue since 1st day, the issue is when I try to charging my phone in switch off then it automatically vibrate and turn on, it couldn’t take charging in switch off mode I tried many time, what should I do, please reply if u have any solution.

  17. i have a really weird problem. my Redmi 9 keeps spamming hashtags ## when i’m writing anything it just puts a lot of # hashtags between every letter, sometimes when i just unluck the phone google search open with # , tried factory reset didn’t help and it seems im the only one who is having this problem because i can’t find it anywhere

  18. In Redmi 9 Prime, MIUI 12.5.4 Android 11

    I am using Vodafone 4g. It was working great since I bought phone in Feb 2021. Now since last 10 days, the 4g network is not coming at all. Only 2g or no data. Many times even normal voice network not coming. I have visited Vodafone gallery and they replaced and gave new SIM still problem occurs. I have tried all setting like APN, airplane mode, even factory reset etc but still 4g network not showing.

  19. My redmi 9 prime is not working on 4g network for few days. Some times if anybody calls me it comes switched off
    After few days it works normally, internet/mobile data also works but only for for few hours
    I also tried your trick to Fix Cellular Network Issue Or Mobile Data Problem
    I have also used factory restore option.
    Please guide me.

  20. I followed every steps that you mentioned for cellular problem but still it is not working….i don’t know it just comes and goes away within a seconds.should i take my phone to MI care?

  21. I am using redmi not 9 prime phone in this all system apps even camera and some installed apps are showing black and white but the home screen and other thing is coloured as it is this is very irritating please give me some solution

  22. i am using redmi 9 prime since 3 years but now it is not providing network in phone .it is showing no service . ican not recieve any call or sms . please solve this issue


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