[Samsung Galaxy J7 Prime / J7 On NXT (Exynos7870)] DarkLord1731:
CHANGELOGS:

22/12/18

- Fixed video recording issues

- Updated to December security patch

- Updated Bluetooth blobs (improvements)

- Updated to latest oreo kernel sources which shall bring numerous stability improvements

- Updated sdcardfs driver

- Updated USB drivers (should improve MTP)

- Updated binder patches in kernel

- Fixed wifi issues in countries like Syria

- Overall performance and stability improvements

- Synced with LOS source (Many things updated)

8/11/18

- Fixed deepsleep issue

- Optimized idle battery drain massively

- Updated to November 2018 security patch

6/11/18

- Updated RIL libs from stock oreo firmware

- Added APTX bluetooth codecs

- Fixed lag in 720p/1080p video recording and playback

- Fixed storage/sdcard mount issue

- Temporarily set selinux to permissive

OLDER CHANGELOGS:

3/11/18

- Updated security patch level to September 2018

- Fixed HWC

- Fixed video recording

- Fixed screen on delay and touch on delay completely

- Updated to stock oreo RIL stack

- Fixed call forwarding

- Fixed default network type selection

- Improved overall network stability

- Improved UI smoothness alot

- Improved overall system performance

- Improved battery performance because HWC is fixed (Should get better SOT now)

- Other LineageOS updates (check their gerrit xD)

3/09/18

- Enabled sdcardfs which should improve r/w speeds

- Switched to new oreo based kernel source

- Updated doze to support wake by gestures features

- Updated live display

- Misc stability and performance improvements (See git)

- Other LineageOS updates (Aug security patch, etc)

31/07/18

- Fixed FP enrollment bug

- Fixed all issues in enforcing mode

- Fixed lockscreen glitch introduced in previous build

- Added call recording feature

30/07/18

- Fixed screen on delay completely (Although there might 3-4 sec of touch delay after boot)

- July security patches have been merged

- Signal icons and carrier text can be hidden for disabled SIMs

- Data toggle in quick settings on 15.1 has now gotten the data usage view back

- Optional black style: now you can make the dark UI style completely black

- More granular Trust warnings controls

- Fixed Encryption

- Some performance tunings

Build 7

- Fixed sound break during voice calls

- Various Audio HAL improvements

- Fixed BT voice calls

- Optimised Bluetooth, now file transfers should be easy-go

- Fixed Wi-Fi Direct

- Fixed Screen Cast (Screen mirroring)

- Fixed reboot while screen recording

- Kernel is set to enforcing

- Fixed Safetynet (even without magisk)(But rooting with SuperSU will break it)

- Removed AudioFX (As it caused problems and wasn't working fine)

- Removed OEM unlock toggle from Developer Options

- Disabled touckey when screen turned of due to proximity sensor (This will prevent accidental pressing of recents/back keys during calls)

- Updated Widevine to support L1 DRM

- Restricted back number of registered fingerprints to 3

- Other LineageOS updates (Trust Interface, other optimizations and features)

- Maybe more which I might have missed

Build 6

- Fixed MTP issue when Android Debugging is turned on

- Switched to new audio HAL (stock)... Need someone to test bt audio and incall

- Fixed audio cut-off while incall

- Fixed speaker audio breakage sometimes when ending a call

- Fixed low mic audio in some apps (Whatsapp, recording, etc)

- I've set notification panel to opaque to fix lag

- Added Always On Display

- Fixed Widewine DRM Engine (This unlocks some DRM protected content on Youtube, Netflix, etc)

- Optimisations to bluetooth

- Updated Vulkan Engine

- Live display optimisations

- Other system optimisations and improvements

- LineageOS updates

Build 5

Not much has changed since build 4

- Some HAL improvements

- Sound seems to be more clear now

- Fixed sswap completely. Multitasking should improve

Build 4

- Improvements to boot speed

- Faster boot animation

- Cleaned up useless stuff from ramdisk heavily

- Fixed HW acceleration

- Fixed HD video playback

- Fixed 1080p video recording

- Improvements to camera

- Improvements to RIL- Improvements to bettery usage

- Improvements to audio quality

- Overall system performance improvements

- Fixed torch on delay

- Fixed headset mic

- Kernel optimisations

- Fixed lags

- Other LineageOS changes and features

Build 3

- Improved audio during calls (Volume should be pretty decent now)

- Fixed audio breakage and mic muting during calls

- Fixed SMS not sent error

- Various performance improvements

- Fixed Night light and Live display

- ROM should boot faster than before

- Added SSWAP which will improve multitasking

- Various LineageOS changes and improvements like Overlay feature(Light/dark theme), etc.

Build 2

- Fixed speaker audio break for some users

- Fixed LEDs

- Fixed black screen on turning battery saver at low brightness

- LineageOS changes