MIUI 12 and 11: all the bugs on Xiaomi, Redmi and POCO

miui 12 bug
OnePlus Nord N10

La MIUI 12 is coming on the latest models produced by Xiaomi, Redmi e POCO, as the official roadmap, but i bug may be on the agenda, even in the case of the previous one MIUI 11. Officially released last spring, the new version of Xiaomi's UI is proving to be particularly popular. In addition to the aesthetic redesign adopted, the firmware introduces various functional innovations, including camera, system app and so on. This does not mean, however, that there are no builds with more or less relevant problems that afflict some models.

In order to have as broad an overview as possible, we have created an article containing all bugs notes discussed within the community. It is not certain that, if you have the indicated smartphone, you have also found it. Obviously we invite you to let us know in the “Comments” section yours, if you have encountered problems that are not listed. For completeness, we would like to specify that these are bugs related to the month of September and not to the previous months, although they could continue to exist even months later. We would like to specify that, for obvious logistical reasons, the bugs you find reported may have been fixed. Given their quantity, we cannot keep track of each of them and delete them in case they disappear.

Last update: January 14 (Xiaomi Mi 10 Lite, Redmi K30 Pro, Note 8 Pro)

MIUI 12 Stable: download link for various Xiaomi and Redmi models Download

Here is the list of MIUI 12 and 11 software bugs that afflict Xiaomi smartphones

xiaomi miui 12


13/12 - Some users are reporting the disappearance of the transparency effect when using the Control Center. In its place is a gray monochromatic screen, visually less satisfying than before (1, 2, 3). But it would not be a bug, but a choice by Xiaomi in order to weigh down the performance less for the less performing models.

29/12 - Several Xiaomi smartphones are having problems with streaming on Amazon Prime Video: despite having the Widevine L1 certification enabled, the videos remain in 480p. The company is aware of this and said it is trying to figure out how to fix.

29/12 - Some users are having problems with the sudden crash of YouTube and Instagram apps (12345). The developers are working to fix: in the meantime, you can try to fix it by wiping the app's cache and data and restarting your smartphone.

20/11 - Xiaomi developers are investigating a MIUI bug affecting several devices. The MIUI 12 Beta 20.11.16 update triggered a flashing problem in the opening of yellow-tinted pages. A niche bug but that concerns models such as Xiaomi Mi 10, Mi 9 Lite, Mi CC9, Mi 9T Pro and Redmi K20 Pro.

13/11 - There are problems with the Mi Health app, which has disappeared from the app drawer. Here you will find all the details.

06/11 - The changelog of the latest MIUI 12 Beta reports how on Xiaomi Mi Note 10, Mi 9T and Redmi K20 there are low volume problems with the speaker. Therefore the Beta has been temporarily suspended, in order to fix this bug.

02/11 - Users with smartphones updated to MIUI 12 (but also MIUI 11) have problems with system app updates. Here you will find all the details.

29/10 - The weekly bug report of MIUI 12 indicates problems of interruption of the Truecaller app, being resolved by its developers.

23/10 - Various users are complaining of problems with autonomy after updating to MIUI 12. Here you will find all the details.

20/10 - With the update of the Security app to version 4.2.6, the battery usage view is limited to only 24 hours. A moderator reported that, given the various reports, the developers will consider what to do. However, it is unclear whether this is a bug or a very specific company choice.

07/10Several users are reporting the inability to enter a space when filling in the name and surname in the MIUI 12 Address Book.

02/10 - This time we are talking about a bug that seems to afflict multiple models, being linked to MIUI 12 itself. The problems concern Google Assistant, Dark mode and Always-On Display: we talk about it here.

Xiaomi Mi 10T / Mi 10T Pro

29/10 - As found by users of the MIUI EEA Stable ROMs, Xiaomi Mi 10T and Mi 10T Pro have low volume problems when recording vocals. The fix will come with the next release.

Xiaomi Mi 10 Pro

28/10 - The update to Android 11, still in a preliminary phase, is causing problems with WhatsApp notifications. There is also a lag problem with opening apps.

Xiaomi Mi 10 Lite 5G

14 / 01 - A bug prevents the correct connective signal on Xiaomi Mi 10 Lite. Here you will find all the details.

28/09 - With the MIUI EEA ROM, you may not hear the voice calling with your Xiaomi Mi 10 Lite 5G, especially as regards the Italian units. Here you will find all the details.

Xiaomi Mi Note 10 Lite

15/10 - After Redmi Note 9, Xiaomi Mi Note 10 Lite is also having problems with the proximity sensor. Here you will find all the details.

Xiaomi Mi 9

I Pilot - Through the testing program it was noticed how Xiaomi Mi 9 has problems with the display of the icons in the status bar when the Dark Theme is activated. Floating screen video playback results in a black screen. Using the MIUI widgets, the one related to the Calendar does not work, while WhatsApp notifications have no sound. Also, the HDR photo function does not work when shooting in Macro mode and the Weather app returns an inability to use error.

Xiaomi Mi 9T

11/09 - The same problems of anomalous consumption of the Xiaomi Mi 9T battery with MIUI 11 and Android 10 are also found with MIUI 12. Right from the start, the new version of the UI gave Mi 9T problems, as in the case of the notification bar bug. Unfortunately, Mi 9T has been having autonomy problems for a year, so we hope that it can be solved soon.

xiaomi mi 9t battery bug

I Pilot - Thanks to the work done by the members of the Mi Pilot program, many bugs have been found within the MIUI 12 for Mi 9T. For example, the incorrect display of the text in WhatsApp, the gesture for Recent Apps that sometimes do not work or the flickering of the screen during unlocking. But also the black floating windows with App Lock or in video playback, the Calendar widget not working, the notification icons disappearing, English / Chinese translations missing, no double tap animation on the notifications, the incompatibility of Android Auto when there are Dual Apps, the Mi Video app crashing and the Casting mode crashing.

Xiaomi Mi 9T Pro

I Pilot - The testing phase of MIUI 12 revealed problems with the Always-On Display, which shows the time in AM / PM mode despite having set it to 24h. Scrolling widgets in the home inadvertently leads to lowering the notification curtain. And as for Mi 9 and Mi 9T, floating screen videos turn black, the Calendar widget doesn't work and the keyboard gets stuck on the lock screen.

Xiaomi Mi MIX 3 5G

23/09 - After updating to MIUI 12 Stable, some users noticed that i Super Wallpaper they no longer work on Xiaomi Mi MIX 3 5G. While being in the compatible model list, the 5G model of the latest member of the Mi MIX family no longer runs animated wallpapers normally. How do you inform us a Xiaomi moderator, the problem could be stemmed with an update of the Themes app.

xiaomi mi mix 3 5g super wallpaper bug

14/09 - The update to MIUI 12 created problems for the Xiaomi Mi MIX 3 5G connectivity department. The update prevented some users from having the normal support 5G, castrating the connection to the next generation networks. A problem does not give poco: if you want 5G to continue to work, the invitation is to stay with the previous MIUI as long as Xiaomi does not fix the problem. Unless you're using 5G, in that case you can still consider upgrading.

xiaomi mi mix 3 5g bug

Xiaomi Mi A2 Lite

16/11 - System lags occur with MIUI Global on Xiaomi Mi A2 Lite. A fix will be released with the next update to improve overall fluidity.

Redmi K30 Pro

14/01 - A bug on Redmi K30 Pro forces the closing of the POCO Launcher with MIUI 12.2.3 EEA and Global ROMs based on Android 11.

Redmi K20

11/11 - On Redmi K20 there are lag problems with photo capture following the MIUI 12 update. The reason would be related to the photo app's watermarks, so with the latest Beta they have been disabled to increase speed.

Redmi Note 9, Note 9S and Note 9 Pro

16/11 - Redmi Note 9 Pro owners are having problems with unexpected reboots. Here you will find all the details.

16/11 - There are problems with Redmi Note 9 EIS stabilization with MIUI ROM. The problem derives from the latest MTK ARcore patches, a fix is ​​being worked on to restore correct functioning.

28/10 - The problems continue for Redmi Note 9 Pro. This time, however, it is something negligible, with the word "Quick Charge" that mistakenly replaces the "Turbo Charge".

21/10 - With the Global and EEA releases some users are having problems with the speaker functioning. Unfortunately, the bug also recurs with the latest builds: Xiaomi has confirmed that it is investigating the phenomenon.

20/10 - After updating to MIUI 12, some users complain about problems with the Redmi Note 9 camera. Here you will find all the details.

28/09 - If you have a Redmi Note 9 Pro with the MIUI EEA or the Global, you may have encountered sudden reboots. The company is aware of this and is working on an update to fix them.

28/09 - In the case of the Note 9 Pro and 9S duo, the MIUI EEA and Global have problems with the inability to hear the audio on call. A decisive update has already been partially released and should arrive to everyone in these days.

Redmi Note 8, 8T & 8 Pro

14/01 - The MIUI EEA ROM is causing bootloop problems for users with Redmi Note 8 Pro. After updating, the smartphone enters recovery mode abnormally. Here you will find all the details.

01/11 - The owners of Redmi Note 8 and 8T are experiencing problems with the disappearance of the indicator for full screen gestures (the bottom bar) after updating to MIUI 12. Here you will find all the details.

25/10 - The update to Android 10 seems to have "broken" the automatic brightness sensor. Here you will find all the details.

19/10After the update to MIUI 12, some owners of Redmi Note 8 Pro are complaining about problems with the energy consumption. After several reports, the moderators pointed out that this is an Android-related bug and that they are working to fix it.

16/09 - Some owners of Redmi Note 8 Pro report the inability to open the page with the information area of the memory (Storage Details) after updated to MIUI 12. As confirmed by the moderators, the bug is known to the developers and will be fixed in one of the next future updates.

redmi note 8 pro storage details

03/09 - With the update to MIUI 12, some units of Redmi Note 8 Pro found a bug related to control Center. Within the various Quick Toggles present, the one relating to the Auto Sync function has apparently disappeared.

redmi note 8 pro auto sync bug

I Pilot - In the testing phase of MIUI 12 Global, it was discovered that the watermark in the camera indicates a wrong model. Furthermore, Google Pay stops working, WhatsApp notifications are displayed poorly, the gesture bar has some transparency problems and some items are missing in the Hotspot options.

Redmi Note 7

16/11 - In MIUI Global the camera of Redmi Note 7 does not work well, with users who are forced to close it forcibly. Xiaomi submitted the bug to Qualcomm.

Notes redmi 7 Pro

25/09 - A Redmi Note 7 Pro owner pointed out that, with MIUI 12, it is impossible to disable the notification curtain on the lockscreen. The company replied that it will be fixed with the next updates.

Redmi 9A / 9C

28/10 - The latest updates for Redmi 9A and 9C are returning bugs regarding Dual App, Second Space and split-screen.

Redmi 6 Pro

16/11 - If you have MIUI Global on Redmi 6 Pro, you may have encountered lags in general use. Xiaomi is working on a software fix for the next builds.


28/10 - After updating to MIUI, a bug affects the apps locked on POCO F2 Pro, which disappear from the list of recent apps after some time. As for the MIUI, however, unexpected restart problems were encountered.

20/10 - Similarly to Redmi Note 9S, owners of POCO F2 Pro are having problems with Wi-Fi and GPS connectivity. Here you find all the details.

03/09 - The update to the MIUI 12 of POCO F2 Pro first messed up the Widevine L1 certification, then the control Center. With the new UI, the blurred background does not seem to work, so the Quick Toggles end up annoyingly overlapping the home screen below. The moderators are aware of this problem and it will be fixed in the next updates.

poco f2 pro bug quick toggles


10/11 - If you have a POCO F1, you may have noticed YouTube being removed from the App Vault list (1). The forum moderators explained that the motivation is linked to the bugs found, but it is not known if and when it will be reintroduced.

28/10 - Those who have upgraded to MIUI on POCO F1 are having problems with overheating when recording 4K at 60 fps. Although the hardware is stressed in this way, it is a software problem that Xiaomi is aware of. In addition, the system screen for selecting wallpapers has disappeared. As for other software releases, there are bugs related to the impossibility of editing 4K videos in the Gallery, the non-functioning of the Back gesture in the video editor and the audio effects that are restored every time the smartphone is restarted.

15/10 - Many other bugs are popping up with the update to MIUI 12 Global Stable. Here you will find all the details.

11/09 - Also POCO F1 it is part of the models updated to MIUI 12 and not without some bugs. There were problems right from the start, as one started circulating online ROM passed off as Stable but that was actually limited to users who were part of the Mi Pilot program. Then the official MIUI 12 Global Stable update arrived, but a mess of reports related to bugs of various kinds has arisen. The moderators of the dedicated groups also found themselves having to ban several particularly insistent users. But the point is, it has been confirmed that these bugs will be fixed in the next updates.

I Pilot - Also POCO F1 has been thoroughly tested, finding several bugs in MIUI 12. For example, by changing the Theme, the shortcuts in the Control Center are reset, as well as there are problems with the launcher refresh rate, notifications that do not open correctly, gestures malfunctions and screen recorder crash.


23/11 - A strange bug affects the display of POCO X3 NFC, changing its color tone inadvertently. Here you will find all the details.

16/11 - The MIUI EEA and Global lowered the audio volume up POCO X3. The reason comes from an optimization of the sound to reduce the vibrations of the back cover, but with not exactly optimal effects. Furthermore, freeze problems were found with the Discord app with ROMs 0.3.0 and, both EEA and Global. In both cases the release of a fix with the next release was announced.

29/10 - As reported by the latest weekly bug report in MIUI 12, the Discord app suffers freeze and audio problems on POCO X3. This bug affects MIUI EEA / Global and EEA / Global ROMs.

28/10 - UI problems for updating to MIUI on POCO X3 NFC. After the update, the% of the reload percentage icon does not fit well in the animation layout in the lock screen after attaching the charger.

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