Check in your phone that you are in the latest version or not, if your phone is not updated to latest version check in this app for latest version of ROM available and flash it through updater app by downloading your latest ROM. Update your Devices with the latest and updated software.
Download the latest .apk file of MIUI Roms 1.20 free of charge and have a look at users' reviews on Droid Informer. You will need 7 MB of free disk space to set up the app which is designed for Android 4.1 and higher. This application has been checked for viruses and it has been found completely safe. MIUI Roms is designed by Pankmonu and its category is Tools.
The app was downloaded and set up by over 50K users and the latest stable update was on Aug 20, 2019. The overall score for this application is 3 on Google Play. There are adverts in MIUI Roms.
The way users see it, the app features such a disadvantage as too many ads.