Xiaomi Redmi 4A - MIUI8.5 V8.5.2.0

System
New - A smarter and more efficient CPU allocation strategy(04-05)
App Lock
New - Separate App locks for Dual apps (02-08)
New - Option for hiding the content of notifications on Lockscreen (03-16)

Contacts
Optimization - Recorded calls are tagged in the call history(02-22)

Messaging
New - Verification SMS are shown on the Lock screen onlyafter the Lock screen password is entered (02-22)

Lockscreen, Status Bar, Notification Bar
Optimization - Restricting app's notifications withoutrestricting toasts (01-17)
Optimization - Option for never requiring the Lock screenpassword (03-21)
Fix - Date error in Notification shade (01-17)
Fix - Bluetooth earphones battery status error (01-17)
Fix - Mi Band 2 couldn't unlock a phone after a reboot(02-28)
Fix - Notification shade didn't appear after swiping down insome cases (03-07)
Fix - Screen didn't light up whenever a message with averification code was received (03-07)
Fix - Lock screen notifications were blank in some cases(03-17)
Fix - Low battery prompt didn't disappear from the Lockscreen after the device was charged (03-17)
Fix - Couldn't connect to the personal hotspot if it wasturned on in the Notification shade (03-17)

Home screen
Optimization - Swipe up to remove a task in Recents (01-18)
Optimization - Third party app icons (03-17)
Optimization - Open the Weather app using the weather clockwidget (03-21)
Fix - Errors in the landscape mode of Recents (01-17)
Fix - Cleaner couldn't fix background activity for Dual appsin some cases (02-28)
Fix - Issues with the positions of icons after restoringHome screen layout from Mi Cloud (03-07)

Gallery
New - Quick search for QQ, WeChat, and Weibo photos inAlbums (01-17)
New - Text editing module in the photo editor (02-14)
New - Renaming albums (02-27)
New - Custom groups for albums with people (02-27)
New - Pausing ongoing backups (02-27)

Music
New - Improved music search (01-11)
New - All new Mi Music (02-23)
New - Redesigned the Music app (02-22)

Weather
New - 15-days AQI forecast in daily forecast detail page(01-04)
Optimization - Display effect of wind speed approaching 0(01-04)
Optimization - Brand new City Management Interface withweather information. Optimize experience when switching multi cities (04-13)
Optimization - Performance issues occurred when multiplecities were selected (04-13)
Fix - Error message didn't disappear when weather dataappeared (01-17)
Fix - Font issues with temperature when weather dataappeared (01-17)
Fix - Pictures turn blur in detail pages (01-17)

Settings
New - Switches for common settings in search results (04-06)
Optimization - Use search to select your time zone (04-06)

Market

Optimization - Issues with automatic updates while connectedto a personal hotspot (02-28)

Calendar
New - Custom notifications for road space rationing(Beijing, Tianjin, Chengdu) (01-04)
New - Countdowns for exams, repayments, vacations, etc.(02-22)
New - Anniversary reminders for important events (02-22)
New - Reminders for complex schedules (work shifts, weeklycourses, etc.) (02-27)

Clock / Calculator
New - Morning reports generated by the Alarm clock (04-25)
New - Calculating discounts (02-23)
Optimization - Replaced service provider for exchange rates(01-03)

MI Wallet
Optimization - Unified design for transactions (02-28)
Fix - UI issues during withdrawals (03-01)

MIFI
New - All new Mi Financial (02-24)
New - Redesigned Settings (02-24)
New - Redesigned the Check-in page (02-24)
New - Search for loans and other financial products in theapp (02-24)
Optimization - New algorithms for cached images (02-24)
Optimization - Check-in page animations (02-24)
Optimization - New animations for refreshing (02-24)
Fix - Issues with sharing to Weibo (02-24)
New - All-new Remote assistant (01-13)

Download Links
Official
Recovery: 1173M
http://bigota.d.miui.com/V8.5.2.0.MCCCNED/miui_HM4A_V8.5.2.0.MCCCNED_fb425f8d2a_6.0.zip
Fastboot: 1855M
http://bigota.d.miui.com/V8.5.2.0.MCCCNED/rolex_images_V8.5.2.0.MCCCNED_20170615.0000.00_6.0_cn_b221788b78.tgz

Xiaomi.eu
xiaomi.eu_multi_HM4A_V8.5.2.0.MCCCNED_v8-6.0.zip