V6.6.2.0.KXDMICF Global Miui for Mi3/Mi4 has been leaked. It will be available as OTA in the next few days but if you can't wait, you can download this rom now.
Changelog MIUI ROM 6.6.2.0 (KXDCNCF) MI3/MI4 STABLE
Fix - Lagging issue in some situations (04-17)
Fix -Phone got heat/high power consumption issues in some situations (06-04)
Phone
New - Added flash notification light for incoming calls (Call settings - Incoming call settings - Flash when ringing) (04-23)
New - If a call from a unknown number is hung up shortly after it is taken, a prompt will show to ask if you would like to report that number (05-20)
New - Internet calling function supports video calls (Mi Note Pro) (05-25)
Optimization - Optimized answering button icon of Internet calls (04-21)
Contacts
Fix - Add contacts to blocklist function disappeared (04-22)
Fix - Selecting online avatars when editing contacts might cause contacts' avatars display error (04-22)
Fix - Sometimes, search contacts function could not be used (04-22)
Fix - FC error after checking SIM card storage (05-12)Fix - Contacts app might not respond after logging out of Xiaomi account (05-12)
Fix - Lagging/ FC errors when importing or deleting SIM card contacts (05-21)
Fix - FC error caused by using single quotation marks when searching (05-21)
Fix - Lagging/ FC errors when importing or deleting SIM card contacts (05-27)
Messaging
New - Report junk messages feature (05-13)
Optimization - Optimized SMS conversation page UI style (05-12)
Optimization - Optimized contacts' namecard UI in messages (05-13)
Optimization - SMS delivery status can be updated more quickly (05-28)
Fix - Contact info in SMS displayed incorrectly after switching language (04-14)
Fix - Deleting audio messages might cause FC error (04-14)
Fix - Contact info at the conversation page top left corner might overlap (04-14)
Fix - MMS that were not sent could not be resent (04-14)
Fix - Unsent SMS could not be sent automatically after Airplane mode was disabled (04-24)
Fix - UI display error when editing message recipient (05-13)
Fix - Mi Band 'Vibrate for notifications' feature did not work after receiving a MMS (05-20)
Fix - Messaging app would stop responding if there were too many receipts when sending group messages (05-20)
Fix - Sometimes Slideshow messages could not be sent (05-27)
Lockscreen, Status Bar, Notification Bar
New - Added hotspot icon in status bar when portable hotspot is enabled (05-19)
New - Added charging icon in status bar (05-19)
New - Support displaying virtual network operators' names (05-19)
New - Lockscreen music control (05-27)New - Added unlocking gesture recognizing mechanism to avoid unlocking caused by misoperation (06-02)
Optimization - Optimized status bar icons' color contrast (05-20)
Optimization - Launching speed of notifications managing page (05-27)
Fix - Sometimes, long pressing notifications directed to the wrong app (05-06)
Fix - Sometimes, Gaussian Blur effect did not work when pulling down notification shade (05-12)
Fix - Sometimes, operator information displayed incorrectly for dual-SIM devices (05-12)
Fix - Sometimes Mi Band could not unlock screen (06-01)
Home screen
Fix - Downloading apps from Games center did not show icons (04-13)
Fix - Icons were disappeared when opening folders in Mi Space (04-16)
Fix - Home screen wallpaper was enlarged after OTA update (04-16)
Fix - Locking apps had error when entering Recents page for the first time (05-12)
Camera
Optimization - Timer is set to 5s by default (05-08)
Fix - Camera FC error sometimes (05-08)
Fix - Sometimes SD videos' previews were stretched (06-11)
Fix - Sometimes, HDR button displayed status incorrectly (06-11)
Gallery
New - Added video album to help manage all videos on your device (05-21)
Optimization - Loading speed when opening large images in cloud albums (05-21)
Optimization - Reduced RAM usage when viewing large images (05-21)
Optimization - Enhanced speed of entering Gallery from Camera (05-21)
Optimization - Enhanced smoothness when scrolling in front page (05-21)
Optimization - Loading speed of Offline page (05-21)
Optimization - Modified setting password icon in secret album page (05-21)
Optimization - Optimized Cloud albums arrangement method (06-02)
Optimization - Optimized cloud albums list UI when choosing to add an image to a cloud album (06-02)
Fix - Random FC errors when viewing images in start page (05-19)
Fix - Layout error when choosing several images to add to cloud albums (Mi Note) (05-21)
Fix - Gallery had a high CPU occupancy after booting up (05-21)
Fix - Sometimes, deleting offline albums caused FC error (05-21)
Fix - 'Unselect all' option could not be chosen after choosing 'Select all' in start page (06-02)
Music
New - Sort music by name, date, and language in 'All songs', 'Offline', and 'Favorites' list (04-15)
New - Added 'Personal' module (04-22)Optimization - Added album names in music list (04-15)
Optimization - Album cover on playing page was set as small by default (04-15)
Optimization - Music start page is changed to 'My Music' (04-28)
Optimization - Optimized albums' default covers (05-13)
Fix - Volume would decrease if new songs were added to the current playing music list (04-15)
Fix - Lyric playing status was incorrect after skipping a song (04-15)
Fix - Listening to local music could choose streaming quality (04-15)
Fix - Part of playing page background was transparent (04-15)
Fix - Display error when entering playing page (04-15)
Fix - Button status displayed differently after sleep mode ended (05-13)
Fix - Sorting buttons' texts did not show completely (05-13)
Fix - Album cover could be edited when both artist and album names were empty (05-13)
Weather
New - Share weather condition images. Support sharing images of selected modules (05-06)
Fix - Sometimes, weather animations displayed abnormally (05-19)
Fix - Sometimes, city weather background was black (05-27)
Fix - Weather animation displayed incorrectly sometimes (05-27)
Fix - Sometimes raining animations did not change directions according to gravity sensor (06-02)
Fix - RAM leak caused by sharing weather conditions (06-02)
Settings
New - Added transition animation when connecting WiFi (
05-21)Optimization - Apps notification will not ring in Do not disturb mode (04-16)
Fix - Sometimes, unlock with Mi Band did not work (04-29)
Fix - Sometimes, incorrect WiFi password prompt did not show after a long time (05-21)
Market
New - Brand new MIUI App store (05-18)
New - Most installed app is list first in searching result page (05-18)
Optimization - Optimized searching result page UI style in special situations (05-18)
Optimization - Optimized the prompt when failed to install some apps due to lack of system module (05-20)
Optimization - Network diagnostic feature is moved to Feedback page (06-01)
Optimization - Optimized system performance during apps downloading/installing process (06-01)
Fix - Sometimes Feedback page had FC error (05-18)Fix - Sometimes entering App store caused FC error (06-01)
File Explorer
Fix - Files in WiFi router could not be opened (04-14)
Fix - Lagging issue when loading thumbnails (04-16)
Fix - Lagging issue when loading thumbnails (05-21)
Email
New - Contacts managing feature (05-12)
Optimization - Support retrying if failed to download email content (05-12)
Fix - IMAP and POP3 accounts could not open zip type attachments (05-12)
Fix - UI error when using large font (05-12)
Browser
Optimization - Optimized address bar height (05-26)
Recorder
Fix - Recording completed notification did not disappear after pressing the notification to enter Recorder (04-28)
Calendar
Optimization - New events can be created without titles (05-14)
Fix - Editing reminders might cause Calendar to FC (04-21)
Fix - Sometimes, weather condition displayed incorrectly in Calendar (05-28)
Delete - Removed Dismiss button for events notification reminders (06-02)
Data Usage
Optimization - Added settings button on lockscreen notifications page (06-01)
New - Support viewing network permissions after testing network condition (06-02)
Fix - Setting DNS when testing network might cause FC error (06-02)
Clock / Calculator
Fix - UI display error when using large font (05-19)
Mi Credit
New - New Mi Credits center front page (04-15)
New - Added FAQ page (04-15)
New - Added 'Send to desktop' feature (04-15)
New - Multiple activities can be displayed in start page (05-13)
Optimization - There will be a prompt when top-up amount is over the limit (05-13)
Optimization - Pressing on empty space will close the top-up window (05-13)
Fix - Display error in activities page (05-13)
Optimization - Ported the new Mi Credit center start page to Mi Note and Mi Note Pro (05-13)
Optimization - Optimized Mi Credit center start page UI when using large font (05-28)
Fix - Display error in status bar and title bar when there were network errors in Mi Credit center start page (05-13)
Fix - Using pattern lock might cause display error in some pages (05-13)
Fix - Pattern lock displayed incorrectly (05-13)
Yellow Page
Optimization - Optimized notifications mechanism at night for express delivery tracking (06-09)
Mi Cloud
New - Alarm clock settings can be restored from Mi Cloud when switching to new devices (05-19)
New - New Mi Cloud membership system. Allow users to choose from three membership levels (05-20)
Optimization - Optimized Mi Cloud settings page (05-19)
MI Wallet
Fix - FC error caused by switching accounts (06-10)
Fix - UI display error after changing radio sound quality in Settings (05-26)
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