[System]

Optimise password-protected applications do not appear in the recent Task list
Optimisation of the recent task pane click-able area to resolve a mistaken click problem
Repair to clear the "Settings" no lock screen data leads to abnormal operation
Repair in some cases cannot ROOT
Repair screen vertex does not display rounded corners, the status bar interface displays the wrong information
Repair removing settings data leads to lock screen display issues, also launcher becomes unresponsive
Repair MoboPlayer playback FC issues

[Phone]

Optimise the efficiency of the T9 dial-up search
Optimise the display of dial-up record efficiency
Fix dial-up and click interface for contacts avatar causes rapid panel flashing problem
Fix dialling a number with 0 contacts with the prefix lead to unrecognised problems

[Contacts]

Add call record to deletion of single log entry
Add Merge Contacts
Optimise the contact import efficiency
Optimise the search results style
Optimise the group avatar style
Repair Exchange server contacts

[Lock screen, status bar, notification bar]

Added support for clicking on the notification bar switch away (See Settings -> All settings -> notification bar style, open the notification bar "switch" click away)
Optimise the status bar rendering efficiency
Optimise text input, left side of the status bar to display the input method icon
Fix the power icon to display the exception of the problem
Fix telecom version of the mi-one signal shows the wrong information
Fix in some cases, be mistaken for hidden notification bar icon problem
Fix in some cases, cannot enter the PUK code
Fix lock screen display of owner information is not displayed
Fix default lock screen, music title and message preview show overlapping
Repair the notification bar "simple" mode switch to respond to clicks.
Repair setting the status bar style may lead to FC
Repair Desktop button to light up the screen, may mistakenly open the flash light
Fix problem with default lock screen time is not updated

[Camera]

New shutter mute (when the system is muted you can also in the camera interface can press the volume keys to adjust the shutter volume)
Add panoramic mode support the use of the mi-button button to take pictures (MI-ONE only)

Repair third-party applications calling system camera, the results page shows the problem of camera operations
Fix password lock screen to activate the camera leads to FC
Fix flashing focus screen interface problem

[Gallery]

Add support to display pictures and albums from ROM
New! If no SD card installed, the Gallery can still be used

Optimisation of image editing or cropping, automatically saved in the same directory as the source file, the file name is automatically added to the new edited file

Repair SD card clear the cache, the cache remains unusable
Repair multiple choice mode selects zero files
Fix memory leak problems result in thumbnail not displaying and FC issues
Fix when the gravity sensor is turned off, the details of the photo will still rotate
Repair high DPI phone, pictures, and Album thumbnails are too small
Optimise multiple choice selection mode fonts and icons style

[File Explorer]

Fix applying system update via SD card, the install of the update package leads to FC
Fix problem switching to the SD card tab leads to FC
Fix in some cases double-click the back button leads to FC
Fix in some cases item classification cannot be selected
Fix problem when SD card is not installed, the category page information displays the wrong information

[Desktop]

Optimise dragging the icon to the edge of the screen to remain continuously across the screen
Optimise using the new rendering to improve efficiency and speed
Fix problem dragging folder icons

[Themes]

Fix in some cases applying a theme will lead to phone not responding, requiring a reboot
Fix some problems with lockscreen themes

[Music]

Add FLAC format support (03-27)
Fix in some cases downloading online music leads to FC
Fix problem with online music, adding currently playing song to 'current' playlist fails

[Settings]

Optimisation "flight mode" GPS satellite automatically rotate the screen operation to modify the commonly used settings for the switch operation
Optimisation of the complex operation commonly used settings pop modify to enter the lower-level page operations, such as "volume" "brightness”
Repair to enter the "notification bar style" and "access point name (APN) screen starts to flash the screen on and off
Repair in the settings screen password-protected process to cancel the return to the previous level, cause the screen password "feature is turned off
Repair opening the password protection screen, selecting the pattern password is visible does not display
Optimise settings stored in single USB storage
Fix problem where privacy mode cannot set password-protection

[Browser]

Add new night mode function for viewing web pages at night
Optimisation of default navigation page loading speed
Optimisation of the menu functions
Fix closing tab automatically switches to the first tab in the list
Fix problems with user interface visual details
Fix problem opening quick control menu in full screen mode does not hide the bottom of the toolbar

[Download Manager]

Add notification to remind of low SD card space, and display the corresponding information in the download list

[FM Radio]

Fix problem listening to the Radio when call is received, radio music is now resumed after the call is ended

[Access Controls]

Optimise application password protection in the recent tasks list does not show a preview when the application is marked protected

[Alarm Clock]

Added new timer stopwatch
Optimise the alarm clock switch style
Repair white on white labels in the interface
Fix screen is not correctly showing background of the clock interface
Fix setting silent mode for alarm brings back invalid response

[Recommended this week]
-New Clock / Alarm for MIUI V4
-Added commonly used settings option to settings in addition to full settings options
-Optimisation of Desktop sliding gesture efficiency and user experience

[System]
-Added toast notification up after memory clean-up to show released memory and display current free memory
-Added support for Bluetooth transfer of files in any file format

[Phone]
-NEW limit on the number of call log entries
-Optimise the answer interface gestures indicators
-Optimisation to improve the response speed when opening the dial pad
-Optimisation to reject call effect
-Fix dial interface to enter editing mode, pressing and holding items caused jitter effect problems
-Fix mobile SIM card import of contacts displays error in some cases

[Contacts]
-Added option to show / hide SIM card contacts
-Optimised the bottom of the list name no longer shows phonetic, but the nickname and company
-Optimised to open input method by default when creating a group
-Optimisation of Edit contact pop-up list of account icons
-Fix problem leading to FC when contacts application is opening in landscape
-Fix problem editing a contact and clicking back or cancel will return a list of contacts

[Messaging]
-Add new message support for recent contacts (See SMS Settings)
-Optimized the width of dialogue pages in the horizontal screen

[Lock screen, status bar, notification bar]
-Optimised when the notification bar shows all notifications in the upper left corner says "more" icon no longer displays
-Optimize the notification bar "in progress" entry to resolve the position transitions
-Optimise the "simple" mode switch sliding sensitivity
-Fix in some cases the lock screen will suspend animations
-Repair not playing music, double-click the unlock button and then decline in music to begin play

[Desktop]
-Optimisation of Launcher sliding gesture efficiency and user experience
-Fixed problem if there are no recent tasks, clearing result is displayed when there’s no recent task.

[Themes]
-Add Variety lock screen support, rebound animation progress variable
-New Variety lock screen support group components transparency
-Optimisation when theme updates, the normal use of the current version is retained
-Repair some cases, Chinese characters entered are not applied

[Camera]
-Added scene selection and colour effects to add style icons
-Optimisation to adjust the camera interface layout
-Optimisation of video resizing of 480p in two formats; 720p and SD
-Optimisation of the settings details interface
-Optimisation when clicking on last taken photo in the camera interface speed of switching to direct use of the Gallery
-Fix Photo EXIF time data is not accurate
-Fix problem with camera not responding the first time it is opened (Clean system install)
-Fix panoramic camera mode interface errors
-Remove the face recognition setting option

[Gallery]
-New option to select albums in ascending or descending order
-Optimisation of interface effects
-Optimise the photo details action bar display adjustment
-Fix problem with photo details / slide show / photo editing in full screen and now supports auto-rotation
-Fix problem adding photo gallery to desktop causes FC
-Fix problem opening gallery from picture selected in File Explorer
-Fix problems with rotation going in wrong direction
-Fix problem scanning Camera directory "Android/DCIM/" when complete does not automatically refresh the list of photos
-Fix problem switching photo slides to photo details leads to FC
-Fix album thumbnail aspect ratio (stretching issues)

[Music]
-Fix problems displaying the amount of available music on SD card is not refreshed

[Settings]
-New Commonly used Settings list
-Optimisation of password set-up settings options
-Optimisation of MIUI Settings

[Download Manager]
-Fix problem with deleted download history. Unable to select file to delete from list

[Browser]
-Optimisation of the new interface version

[Anti-Spam]
-Fixed the problem that when clearing interception SMS entries appear in the menu

[Alarm Clock / Clock]
-Added new Word clock to optimise the alarm interface