What system is los?

los is LineageOS, an open source operating system based on Android for smartphones and tablets. los, formerly known as Cyanogenmod, commonly known as CM, is the world's largest third-party Android compilation team, promoting third-party upgrades of users' Android versions. In the early days, it customized a stable version of Android 1.6 for many mobile phones before Google. Since then, it has The team's co-founders and core team reorganized the new LineageOS and continue to provide users with free third-party system support.

The operating environment of this tutorial: Windows 7 system, Dell G3 computer.

los is LineageOS, an open source operating system based on Android for smartphones and tablets; LineageOS is one of the representatives of well-known overseas third-party Android ROMs. The development team has been working on many old Android devices Changed to adapt to the new version of Android OS.

Lineage OS, formerly known as CyanogenMod, commonly known as CM, is the world's largest third-party Android compilation team. It promotes third-party upgrades of users' Android versions. In the early days, it customized stable versions for many mobile phones before Google. Android 1.6. Since then, the team's co-founders and core team have reorganized the new LineageOS and continue to provide users with free third-party system support.

#In the process of rapid upgrading of the Android system, some mobile phone versions have gradually been eliminated and cannot enjoy the official system update service. Although the Lineage OS system looks no different from native Android, compared to many domestic UIs, flashing the Lineage OS system will bring faster response speed and smaller storage usage. The main focus is simplicity and Pure, rejuvenating many old models.

If you go a little deeper, you can even flash into the Xposed framework and add countless third-party modules. After adding some modules, you can realize the immersive status bar, change the vertical page turning animation, etc., and these modules such as Green Guardian, WeChatUI, and God Mode can allow you to enjoy the purest, yet fully customized operating system. , which can greatly improve the experience for users of older mobile phones.

Extended knowledge: LineageOS 19 based on Android 12.1/12L is officially released

The official LineageOS blog announced a major update for one of the most popular third-party ROMs on Android. It’s worth noting that the official update is actually based on Android 12.1/12L, But since Android has moved to quarterly maintenance releases, the team decided to drop "19.1" in favor of "19".

"Since Android has entered quarterly maintenance release mode, this version will be "LineageOS 19" instead of 19.0 or 19.1 . ”

LineageOS 19 will launch first for a range of Google Pixel devices, as well as 29 other phones. Unfortunately, there are currently no Google Tensor-powered builds for the Pixel 6 and 6 Pro. As individual device versions are maintained Updates are available for devices, more devices will be added.

Here is the official LineageOS 19 update log

Security patches from March 2021 to April 2022 have been merged to LineageOS 16.0 to 19. There are currently 19 versions based on the android-12.1.0_r4 tag, which is the Pixel 6 series tag.

WebView has been updated to Chromium 100.0.4896.58.

Completely redone Volume panel introduced in Android 12, changing it to a side pop-up expansion panel.

AOSP Gallery app branch gets tons of fixes and improvements.

Updater app gets tons of bugs Fixes and improvements.

Web browser Jelly gets many bug fixes and improvements!

Contributed many changes and improvements to the upstream of the FOSS Etar calendar app that was integrated not too long ago!

Contributed many changes and improvements to the upstream of the Seedvault backup app.

The Recorder app gets many bug fixes, improvements, and added features.

Android TV version now comes with ad-free Android TV launcher, unlike Google's ad launcher.

The Android TV version now ships with key handlers capable of supporting custom keys on various Bluetooth and IR remotes.

adb_root service No longer tied to the build type attribute.

The extraction utility now supports extraction from most types of factory images/packaged OTA images, greatly simplifying device booting and blob extraction.

The SDK has added support for high touch polling rate, allowing it to be enabled on supported devices.

The AOSP Clang toolchain is now the default toolchain used to compile the kernel.

Qualcomm's The Snapdragon Camera has been abandoned and devices that previously used it will now use Camera2.

Dark mode is now enabled by default.

New setup wizard with new Android 12 style icons, animations and Tons of new configurable pages!

A whole new set of icons for almost every app (even system apps)!

(18.1 too) There are new default wallpapers, and a whole set of wallpapers to choose from. These wallpapers were designed with Android 12’s Monet Theme feature in mind, see which accent color you like best!

(18.1 too) Wi-Fi shows up for all devices that opt ​​in, either via Qualcomm's proprietary interface or the newly restored legacy Miracast interface!

(18.1 too) Now supports custom charging sounds for different types of charging (wired or wireless).

There are many other changes in LineageOS 19 that affect networking. The built-in privacy-oriented firewall, restricted network mode, and per-app isolation features need to be reworked to comply with AOSP's new restricted network mode.

Unfortunately, due to some other AOSP changes, namely the removal of iptables in favor of eBPF, some older devices may not update to LineageOS 19 – at least not yet. The LineageOS team explains:

"The problem is that only devices with Linux kernel 4.9 or higher have the features required to use eBPF. Typically, these things can be backported to older kernel versions, but Currently, even coming close to 4.9 and 4.4 is proving challenging due to the number of commits and structural changes in BPF introduction. Those using the 4.4 kernel, don't worry, we have created a backport, but for those using 3.18 For devices with kernel versions of and below, this may be the end."

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