MIUI ROM Update Highlights
New - Added the option to customize carrier name (02-07)
New - View the notificiation shade by swiping down anywhere on the Home screen (02-12)
New - New Edit Home screen interface (02-12)
New - Scheduled reminders for Trash clean up (02-26)
New - Smart icon sorting on Home screens (02-27)
Optimization -Recorder backs up recordings automatically to Mi Cloud (03-05)
New version of Data usage in Security Center (03-19)
New - MIUI music database expanded (03-26)
Optimization - Pop-up calendar notification sound will repeat until user touches 'Snooze (04-02)
Optimization - When changing wallpaper in “Edit Home screen”, wallpaper can also be applied to lock screen (02-27)

Changelog

Contacts
Fix - Deleted contacts would still display (03-13)
Fix - SIM card contacts would overlap (03-13)
Fix - When deleting an account, the number of unsynced contacts displayed in notification message was incorrect (03-18)
Fix - Sometimes entering Settings would cause FC (03-18)
Fix - When adding an unknown number to Contacts, if the number was too long it couldn’t be added (03-24)
Fix - When accessing Contracts from the Home screen, there was an issue with the screen transition (03-24)
Fix - Sometimes the Settings button in the Contacts menu wouldn’t respond (03-24)
Fix - Sending a namecard to merged contacts might create duplicate cards (03-24)
Fix - When exporting contacts, notification was truncated (03-24)
Fix - When entering the dialpad from other apps, no location was displayed (03-24)
Fix - Contacts imported from USIM couldn't be deleted (03-25)
Fix - When importing contacts via Bluetooth, “Cancel match” might cause FC (03-27)
Fix - In a messaging conversation, after touching a contact's portrait to view their details, touching the back button would bring user to Contacts list (04-01)
Fix - Sometimes, when adding an unrecognized number to a contact app would FC (04-02)

Messaging
Fix - Sometimes, in Airplane mode, Messaging app would FC (02-25)
Fix - Sometimes Cloud messaging wouldn't work (02-25)
Fix - Sometimes when sending group messages from SIM 1 or SIM 2, messaging app would FC (Redmi) (02-25)
Fix - When user was using Cloud Messaging, first message would be sent as a regular text message (03-11)
Fix - When creating a new message, selecting a recipient with a long name would cause the text box to display incorrectly (03-18)
Fix - At text conversation screen, touching notification to enable Cloud Messaging would cause FC (03-25)
Fix - When browsing slide list page, opening guest mode would cause FC (04-11)
Fix - “Send” button display error when the text message is too long (04-11)
Fix - When reboot the phone after setting timed message, the button to remind user to resend the message displays wrong (04-11)
Fix - When dialing a number from SMS details page, the input method keyboard would not retract (04-11)

Lockscreen, Status Bar, Notification Bar
Optimization - Improved pulldown notification shade and displayed some information in the status bar (01-27)
Optimization - When SIM card hasn't *obchod*porusuje*nasu*licenciu inserted, status bar shows SIM card not inserted icon (02-25)
Fix - If user received a new notification while pulling down the notification shade, the shade would freeze (02-25)

Launcher
New - New Edit Home screen interface (02-12)
New - View the notificiation shade by swiping down anywhere on the Home screen (02-12)
New - Smart icon sorting (02-27)
New - Tap indicator on Home screen to jump to corresponding Home screen (03-04)
Optimization - Previewing Home screens uses less system memory (02-12)
Optimization - When changing wallpaper in “Edit Home screen”, wallpaper can also be applied to lock screen (02-27)
Fix - When user created a shortcut without a name, FC would occur (02-12)
Fix - Sometimes, apps in the dock would display in the wrong positions (04-01)
Fix - Sometimes icons on Home screen would overlap (04-01)
Fix - Sometimes app icons would disappear at the Preview Home screen view (04-01)

Themes
Optimization - Smoother scrolling for lists (03-19)
Optimization - Descriptions in Theme Store now support multiple languages (03-19)
Optimization - Notification when user's limit of authorized devices is exceeded (03-19)
Optimization - List view takes up less memory (03-19)
Fix - Sometimes themes had system permissions issues (03-18)
Fix - Sometimes, when changing between Paid and Free themes lists in the Themes Store, content would display incorrectly (03-19)

Gallery
Fix - User could not copy photos to shared albums (02-10)
Fix - When user rotated phone, photo would not maintain its scale or position (02-10)
Fix - When Wi-Fi was disabled, photo downloads would be canceled (02-10)
Fix - User could not delete albums that they had shared with themselves (02-10)
New - When deleting non-system albums, user will be asked whether or not they want to delete system albums as well (03-11)
Fix - Sometimes, pressing the Menu button in album would cause app to FC (04-09)

Music
New - MIUI music database expanded (03-25)
Optimization - Equalizer is only adjustable when headphones are connected (03-12)
Optimization - Notification for when user touches play when library is empty (04-01)
Fix - When playing in songs shuffle mode, when song was added to the now playing list, it might not play (03-25)
Fix - Sometimes, music controls were not responsive at lock screen (04-01)
Fix - Sometimes, music widget would display wrong song information and playing status (04-09)

Weather
Optimization - Notifications for weather forecasts are enabled by default (02-18)
Optimization - When user taps the update button on the main screen, location is also updated (03-05)
Optimization - The Weather app can be further customized with themes (03-05)
New - If Weather app can’t access certain air quality data, the corresponding index will be hidden (03-05)
Optimization - Warning icon is now displayed in the status bar (03-11)
Optimization - New UI arrangement for location name on main screen (03-11)
Fix - Location issues of places outside China (01-27)
Fix - Sometimes weather data would not be displayed in the correct language after user switched system language (02-19)
Fix - Sometimes user couldn't disable auto-locate function (03-18)
Fix - Sometimes tapping air quality details would cause FC (03-18)
Fix - After 6PM, the temperature high displayed was actually the high for the following day (03-25)
Fix - Sometimes location feature couldn't be disabled (03-25)

File Explorer
Optimization - Filename suffix is not selected by default when renaming a file (04-03)
Fix - After file was renamed, a file with the original name would still appear (03-25)

Sound Recorder
[New] - Recordings are not visible in Guest Mode (03-05)
[New] - Recorder backs up recordings automatically to Mi Cloud (03-05)

Notes
New - Added undo feature (03-12)
New - Added redo feature (03-12)

Video
New - Video player supports anthologies (03-05)
New - Faster switching to next episode in Video Player (03-05)
Optimization - Merged Video and Video player apps (02-19)
Optimization - On the "Shared devices" list, devices you've connected to previously are marked (03-19)
Optimization - When playing video on a DLNA device, the name displayed by the Video player and the name displayed in the list were different (02-19)
Fix - When data connection changed, app would stop responding (03-11)
Fix - Sometimes when choosing an episode, app would FC (03-12)
Fix - Sometimes favorites wouldn't sync automatically (03-19)

Security Center
New - Scheduled reminders for Trash clean up (02-26)
New - When installation of a new app fails due to insufficient storage space, Security Center reminds user to clean up Trash (02-26)
New - New version of Data usage monitor (03-18)
New - Permissions manager kernel upgraded to LBE V3 (03-18)
Optimization - After you exit Do Not Disturb mode, unread indicators will be cleared (02-19)
Optimization - Default reminder time for Trash clean up set to 3 days (02-26)
Optimization - When cleaning up, improved animation for objects being added to the exceptions list (03-25)
Optimization - In the cache section under Clean up, default secondary options are automatically enabled (03-25)
Fix - Display error of phone internal storage in Cleaner (01-27)
Fix - Sometimes virus scan would FC (2-19) (02-19)
Fix - In Power settings, the Apps power consumption list was displayed incorrectly (03-05)
Fix - Clciking "Power usage" might cause reboot (03-06)