System
Optimization - Adjusted One-handed mode title color (07-13)
Phone:
Optimization - Animation effects of unfolding/unfolding T9 dialpad (07-01)
Optimization - Optimized dial pad to work more smoothly (07-21)
Optimization - Optimized launching speed of dialing page (07-21)
Contacts:
Optimization - Optimized speed and performance when syncing to Mi Cloud (06-15)
Optimization - Added a prompt to ask to enable Mi Cloud service if it was not enabled (06-15)
Optimization - When adding new contacts in Global version, IM default icon became Skype (07-0
Fix - Memory leak in some situations (06-24)
Fix - FC error or no response issue when calling back/replying messages to unknown numbers (06-26)
Fix - Marking unknown numbers might cause FC (07-01)
Fix - Birthday format displayed incorrectly for imported Exchange contacts (07-03)
Fix - Press repeatedly on a call log would cause to call this number repeatedly (07-03)
Messaging:
New - Support choosing the phone number to sync messages from Mi Cloud if a user has multiple numbers (06-16)
New - Allow viewing and reply to blocked messages in Messaging app (06-16)
New - SMS syncing status will be displayed when pulling down on SMS list page (06-29)
Optimization - Optimized report fraudulent messages prompt page UI (07-20)
Fix - Texts might not show when sending notes via messages (06-15)
Fix - Saving SMS to SIM card prompt error when SIM card is full (06-19)
Fix - Message bubble width error when sending group messages in some cases (06-23)
Fix - Blocked messages were not marked as read in Messaging list after viewing them in Blocked SMS folder (07-20)
Fix - Screen might flicker when Messaging app was opened (07-21)
Fix - Sometimes MMS could not be downloaded automatically (07-2
Lockscreen, Status Bar, Notification Bar:
Optimization - Use standard Android notification style for USB connection (06-29)
Optimization - Display height of lockscreen notifications (07-0
Optimization - Pressing screen or virtual buttons in lockscreen will not extend screen awake time (08-06)
Fix - In some cases, lock screen clock did not show (06-23)
Fix - Sometimes, prevent misoperation panel appeared incorrectly (07-06)
Fix - Sometimes, pressing lockscreen notification did not lead to the corresponding app (07-0
Fix - Lockscreen notifications could not display dynamic icons (07-13)
Fix - Sometimes notification shade could not be pulled down (07-13)
Fix - 'Notifications' showed in top left corner for a moment after pressing 'Installed apps' (07-22)
Home Screen:
Optimization - Changed apps launching animated effects to Android 5.0 effect (07-29)
Fix - Global search could rotate upside down when screen rotate was disabled (06-29)
Fix - Sometimes home screen crashed (07-29)
Fix - ActionBar title changed suddenly when entering home screen settings from settings (07-29)
Fix - Images displayed incorrectly in Recents page card mode (08-06)
Camera:
Optimization - Optimized picture quality in low light environment (06-24)
Fix - Camera lag issue when camera frame was set as 16:9 (06-19)
Fix - Lag issue when focusing (06-24)
Gallery:
New - Added a notification with Mi Cloud site address in Gallery settings page (06-1
New - Allow downloading cloud album photos using mobile data (07-13)
Optimization - Enhanced albums covers' clarity (06-1
Optimization - Enhanced batch merging People albums' speed (06-1
Optimization - Optimized prompt content when merging People albums (06-1
Optimization - Optimized People albums syncing mechanism (06-1
Optimization - For unnamed People albums, face thumbnails will be displayed by default (06-1
Optimization - Optimized People albums recommendation page (06-1
Optimization - People albums covers' update speed (06-24)
Optimization - Adjusted Mi Note Gallery to display four images in each row (06-26)
Optimization - Start page images launching speed (07-21)
Optimization - Optimized smoothness of images lists page (07-21)
Optimization - Reduced RAM usage when viewing images lists page (07-21)
Optimization - Optimized interactive effects of People albums change name dialog box (07-21)
Optimization - Enhanced Gallery launching speed (07-23)
Fix - Sometimes, two faces were displayed in one People album cover (06-1
Fix - People recommendation page did not show thumbnails (06-1
Fix - Cloud albums' covers did not update automatically after images were uploaded (06-24)
Fix - Sometimes browsing large images in People album caused FC error (06-30)
Fix - People albums' covers did not update timely (06-30)
Fix - Videos taken with screen locked could not be played normally (06-30)
Fix - Incorrect album covers (07-15)
Fix - Sometimes, start page images were ordered incorrectly (07-21)
Fix - Some cloud albums could not be synced to phone when switching Mi accounts (07-21)
Fix - Slowness in finding projection devices (07-23)
Music:
New - Added music copyright information in Settings page (06-29)
New - Support amr type music files (07-13)
New - Mi Sound Enhancer supports Mi Headphones and Mi Piston Youth Edition (07-13)
Optimization - More lyrics provided online (06-23)
Optimization - Reduced Music app launching time (07-13)
Optimization - Reduced occurring times of 'Not enough memory' error (07-13)
Optimization - Reduced RAM usage (07-21)
Optimization - Launching app with WiFi connection will display the page from last exit (07-27)
Fix - Local songs was unable to get online lyrics (06-23)
Fix - Similar song list could be added to Favorites (06-23)
Fix - High quality audios could not be downloaded (07-13)
Fix - Local playlists were unresponsive (07-21)
Backup:
Optimization - Optimized Camera backup prompt text (07-17)
Fix - Sometimes, local backup files could not be recognized on computer (07-17)
Weather:
Optimization - Do not allow to pull down to refresh again during the process of refreshing (06-29)
Settings:
New - Users can mark if a WLAN is mobile hotspot after connecting to it (06-30)
New - Added animation introduction for one-handed mode settings (07-06)
Market:
New - Added video preview feature (07-02)
Optimization - Optimized launching experience and overall performance (07-20)
Fix - Display error of some pages when using large font (07-02)
Fix - App store tab displayed incompletely in some devices and could slide (07-20)
Fix - White screen error when launching App store in some situations (07-22)
File Explorer:
Optimization - Optimized prompt text when unsupported characters are used for renaming folders (07-27)
Optimization - Improved stability when copying files (07-27)
Recorder:
Optimization - Reduced time for switching pages (08-03)
Calendar:
Optimization - Optimized smoothness of swiping left/right in Monthly view (07-14)
Optimization - In event editing page, renamed the second Reminder as Reminder 2 (07-21)
Optimization - Optimized creating new events page launching speed (07-29)
Fix - Calendar might FC when several reminders rang at the same time (07-07)
Data Usage:
New - Added the feature to recommend to optimize apps so that a large amount of data can be saved (07-03)
New - Data saver supports setting image compression ratio (07-03)
New - View connection speed details in 'Test network' (07-20)
Optimization - Optimized RAM usage (07-03)
Optimization - Optimized daily data usage limit strategy for the last day of a month (07-03)
Optimization - Support choosing from several amounts for lockscreen data usage warning (07-20)
Blocklist:
New - Support choosing from different categories when reporting a number (06-23)
New - Support blocking numbers according to the times it has been reported (07-13)
Notes:
Fix - Sometimes, keyboard showed in start page incorrectly (07-22)
Clock / Calculator:
Optimization - VoIP ringtone will be played first when VoIP and alarm clock ring at the same time (06-17)
Optimization - Improved the swipe experience of alarm ringing interface (06-23)
Optimization - Ascending volume interval was changed from 5 seconds to 2 seconds (07-0
Optimization - Alarm clock max auto-silence time was changed to 10 minutes (07-0
Fix - FC error of customized clocks in some situations (07-03)
Fix - Sometimes alarm clock could not be turned off (07-0
Fix - Stopwatch might keep the screen awake (07-15)
Mi Credit:
Optimization - Optimized account balance display in Mi Credit center start page (06-1
Security:
New - Added monthly report feature to summarize monthly security status of device (06-30)
Cleaner:
New - Support deleting duplicate photos from Gallery (07-14)
, а Return - я думаю это восстановленные. 
