Common Oppo R11S and R11S Plus Problems and Fixes

Oppo introduced the latest smartphone known as Oppo R11S and R11S Plus and R11S. Plus  The device comes with a near bezel-less display and makes a stunning design. Here we will share the Most Common Oppo R11S and R11S Plus Problems and How to Fix it – WiFi, Bluetooth, Camera, SD, Sim, and More.

After the launch of Oppo F5 in India, Now Oppo has set the record to receive registration from over 300k people in Just 24 hours for Oppo R11s. Oppo R11S features a 6.01-inch display with a screen resolution of 2160 x 1080 (FHD+)  pixels with Corning Gorilla Glass 5 protection. The smartphone is powered by Octa-core Qualcomm Snapdragon 660 processor coupled with 4GB. Whereas R11S Plus comes with a 6.43-inch display, 6GB of RAM and 4000mAh battery.

Both the phone packs 64GB internal memory which can also be expanded up to 256GB via microSD card. The camera on the Oppo R11S and R11S Plus comes with 16 MP and 20 MP dual Camera with f/1.7 apertures, 2.0µm pixels and dual-LED flash and 20MP front shooting camera.

Oppo R11S run on Android 7.1 Nougat out of the box and a Non-removable Li-Ion 3,205 mAh battery with Fast battery charging (Quick Charge 3.0) whereas R11S Plus comes with 4000 mAh battery. It also has a Fingerprint sensor on the side. The handset supports dual sim with 4G on both slots. It comes with connectivity options such as Bluetooth, Wifi, USB OTG, FM, 3G, and 4G.

Common Oppo R11S and R11S Plus Problems and Fixes

Most Common Oppo R11S and R11S Plus Problems and Their solution/bug fixes

Just like every other Smartphone or tablet, Oppo R11S and R11S Plus also has shortcomings too. Here in this article, we have compiled all the common problems in Oppo R11S and R11S Plus that the users may encounter. We also given all the solutions as to how you can solve the issues or troubleshoot yourself. In here we will sort out the problems on Oppo R11S and R11S Plus such as brightness, performance, Apps Force close problem, Overheating, Battery Charging, Mobile Data, Wi-Fi and Bluetooth Connectivity issues. Most common problems of Oppo R11S and R11S Plus and Their solution and bug fixes.



Only some Oppo R11S and R11S Plus users have encountered one or more problems. Most of the handsets have had no problems at all. If you buy a Oppo R11S and R11S Plus, you may not encounter any problem at all.

Performance issues (random reboots, stutter or lag, rapid battery drain)

Oppo R11S and R11S Plus are powered by Octa-core Qualcomm Snapdragon processor clubbed by 4GB/6GB variant. The device is powerful enough to make a high multitasking work. There have been reports of performance issues with the Oppo R11S and R11S Plus device and we always search the web for How to fix this problem in Oppo R11S and R11S Plus. It goes for rebooting repeatedly and at random. There have been issues of stutter and lag also. Sometimes there is a rapid draining of the battery even when the phone is not in use.


  • Download the Greenify app from Google Play Store. It lists the applications which are active on waking the phone. Then you can change the settings for these apps. This should reduce the slowdown.
  • There may be a rogue app which could be the cause of the poor performance. Boot the device into Safe Mode. If the problem persists, delete the last few apps you may have installed before the problem started. The last resort is to perform the factory reset. But do the factory reset only if it is necessary as you will lose all your data?

Overheating and battery drain issue

Like we said, Oppo R11S and R11S Plus are powered by Octa-core Qualcomm Snapdragon processor. If we love gaming then we know that nowadays most of the smartphone comes with support for 1K, 2K gaming. In Oppo R11S and R11S Plus, This smartphone has a screen resolution of  1920 x 1080 pixels. As is the case, Oppo R11S and R11S Plus may overheat or drain the battery in case if we stream online video or play games for a long time. We all already know that most of the users these days use smartphones either for playing high-performance video games or streaming online videos of high resolution. Such use of smartphones leads to overheating and battery drain issue in these devices.

Lets us discuss how to fix such problems in Oppo R11S and R11S Plus Smartphones.



  • Do not use the smartphone while it is put on charge.
  • If you are streaming high-resolution videos on a channel like youtube, you can lower the resolution which could resolve the problem of overheating.
  • Oppo Smartphones comes with an installed app of Oppo which user can uninstall if it is not being used by them.
  • You can go to settings> battery and battery setting usage to see which app is using how much battery and uninstall that particular app.
  • You can put a limit on the number of games you have installed or play on Oppo R11S and R11S Plus.
  • After uninstalling unnecessary apps from Oppo R11S and R11S Plus user can perform a Factory reset.

Brightness problem with Oppo R11S and R11S Plus

I bought Oppo R11S and R11S Plus from Gearbest, and now my phone brightness is very low. I can’t even take my phone out of the pocket to check the notification at the daytime under sunlight. – User report

When I play any video on Oppo R11S and R11S Plus, the brightness automatically goes to a minimum level. What should I do? – User report


Did you ever face any situation like that? well, the don’t worry, Here I will guide you on how to overcome the situation related to brightness on Oppo R11S and R11S Plus. We can overcome the low brightness issue with some simple solution


This brightness issue on Oppo R11S and R11S Plus can be fixed with the help of the application. If you have the latest OTA, then upgrade and see if the brightness issue has solved. In case if you still see the brightness problem. A permanent solution will soon be available. In the meantime, you can download Lux Auto Brightness app from Google Play Store. It is one of the best tools which help in getting a control the brightness feature. Fortunately, there is a free version too available.  Most Common Oppo R11S and R11S Plus Problems and How to Fix it

Windows 10 does not recognize the phone

Some users have reported that Oppo R11S and R11S Plus does not recognize Windows 10 as a storage device. It becomes very hard to transfer files and another media content. Though the phone can still be charged from PC.



This issue has been resolved. You can manually enable USB Debugging mode by following a few easy steps.

  • Open Settings – About Phone and keep tapping on Build Number several times till a pop-up
  • The pop up will say “You are now a developer.”
  • In the Setting menu, a new option will appear called Developer Options. Open it.
  • Tap on USB debugging to enable it.
  • You may have to reboot the phone once.
  • Plug in the phone and change USB configuration to MTP.

This should resolve the issue and you will be able to transfer the file.

Mobile Data Connectivity Issue

Certain apps and games not working on mobile data

It has been found that some apps when connected to Wi-Fi work very well but when connected to mobile data, they do not perform as well.


The issue is related to APN settings. Follow these simple steps.

  • Go to Settings-more networks-mobile network-access point names.
  • Tap on APN for your network.
  • Change the APN Protocol to IPv4 or IPv4/IPv6.

These settings are present to IPv6. This is the reason for issues when certain apps or games try to connect with mobile data.

Notifications get cleared automatically

There are reports that the Notification on Oppo R11S and R11S Plus gets deleted automatically. This problem can be resolved by following the below simple method which can fix the Notifications get cleared automatically on Oppo R11S and R11S Plus.


This is not the issue of a bug. It is related to battery management. Follow these simple steps.

  • Go to Settings – battery and then disable Hibernation/Aggressive Dose
  • If you want to select which apps send you notifications, you can do it here. . Go to Settings – Battery – Battery Optimization (tap the three vertical dots at the top right corner). Here you can select which apps you want to receive notifications from.

Connectivity issues

I have seen many users from all different smartphone report problem related to Connectivity issue. As we said, this issue is normally present on some Android phone. There can be issues with connectivity on Oppo R11S and R11S Plus. Follow the given general steps for connectivity issue problems of Oppo R11S and R11S Plus


Wi-Fi Issues

  • Turn off the router for a few minutes,
  • In the WI-Fi settings of the device, tap on forget the preferred network. Then add the details from scratch.
  • In the WI-Fi Analyzer application, check the level of activity. If required, switch to the different
  • Disable Power Saving Mode in Settings.
  • Ensure that the MAC address for the phone is recognized by the router.

Bluetooth Issues

  • No power saving mode should be enabled.
  • Turn the Bluetooth of your device on and off.
  • If the problem persists, go to Bluetooth Settings and clear the cache.
  • Restart the phone.
  • If there are multiple profiles, then maybe you have exceeded the limit of profiles you can save. Delete old and profiles no longer in use. Then try setting the connection from the beginning.

Bad Quality of Front Camera

Oppo R11S and R11S Plus sports a 20MP Front facing the camera. Well, Not everyone. Some Users are not satisfied with the performance and low light solutions of its front camera. To get the best pictures, find the below steps, although we cannot counter the hardware constraints.


  • While taking a picture, make sure you have an adequate amount of light in the area. That’s mean you should position yourself in some light to have a good picture.
  • Negligible light goes through to the sensor, due to the small aperture of a smartphone camera. Therefore, we get grainy pictures because of lowlight photography.

Earpiece Sounds Robotic

The speakers of earpieces/hands-frees sound robotics and on the time of a phone call, it sounds metallic too, some users have complained.


  • Go for another good quality earpieces for doing a phone call.
  • Try to do another way. During a phone call press the volume up button to make the sound louder.
  • This will help to make the other person more audible and will not remove the robotic tone of hands-free.

SD Card Remains Undetected

One of the Oppo R11S and R11S Plus problems noticed is that after inserting the SD Card into it, sometimes it’s not even detected, claimed by users. If you have already inserted an SD card into the slot and it is still not being detected, you can try out the following Oppo R11S and R11S Plus Solutions.


  • Firstly, Insert the SD card again after restarting your Oppo R11S and R11S Plus.
  • Try to insert your SD card into another smartphone or use a card reader to insert it into your PC and Make sure Your SD card is working properly.
  • Try to format the SD card on the computer first and then insert it into Oppo R11S and R11S Plus.
  • If this doesn’t work, try using another microSD card.
  • If the problem still arises, take your smartphone to the service center as there might be something wrong with the microSD card slot.

Unable to eject the SIM tray

Some users have reported that they were not able to eject the SIM tray out of their smartphone. There can be several reasons for that to happen.

If you are not able to eject the SIM tray, you can follow the steps below.


  • Make sure you using the SIM tray tool provided with the Oppo R11S and R11S Plus. It is in the same box the smartphone shipped in depending on the region, it may be in a cardboard envelope.
  • If you don’t have the SIM tray eject tool, you can even use a paperclip to eject the tray from the smartphone housing.
  • Do not try to pry the tray out; otherwise, you’ll damage it permanently. The only way to take it out is by putting the tool into the small slot located beside it.
  • If the tray is still not coming out, you’ll need to take your smartphone to a certified Oppo technician.

Unresponsive Touchscreen

Many users have reported about the inaccuracy in the touchscreen.

Anyways, this issue can be handled easily. Read here and find the Oppo R11S and R11S Plus solutions possible. To fix Oppo R11S and R11S Plus problems linked to the touch screen, follow the instructions below:


  • Try to restart your Oppo R11S and R11S Plus and check if the problem is solved.
  • Make sure your hands are clean and not wet.
  • Make sure the screen is totally clean and there are no oil or dust particles.
  • There could be a software problem in some cases and the touch screen is unable to perform its tasks.
  • Try to reset your factory option, if nothing works.

All the frequent problems and how to fix them have been discussed in detail above.  These are small issues and they should not prevent you from buying a good phone. Almost all these problems are software related. Common problems in Oppo R11S and R11S Plus makes customers unhappy, therefore, Oppo R11S and R11S Plus keep sending updates to help with these issues. Just ensure you always have the latest version installed and enjoy your new phone. I hope this article will help you to fix the Oppo R11S and R11S Plus Problems.

If you have tried all the above solutions and still you see the problem, then here are some of the solutions which you can perform.

I hope these Oppo R11S and R11S Plus problems can be fixed by following this, in case if you could not resolve, then please send your device to a nearby service station to fix the issue.


  1. I bought a oppo Rll phone, it accepts all in coming calls but won’t accept unlisted private numbers,any help lower would be great full, Regards Rory

  2. Is there a way to sort Apps in alphabetical or in any order? I just can’t seem to find this options on r11s plus. Thanks in advance. Cheers!

  3. I cannot receive texts from certain people in my list of contacts, but o can’t text them and receive their calls. I also can’t connect to facebook or messenger through Wi-Fi but I can access it on data only. All if my settings show I should be able to access it from both. Any ideas how to solve these problems?

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