Editing Android OS (section)

==== Android 5.1 Lollipop ====
{{anchor|Android 5.1|5.1}}
{| class="wikitable" style="width:100%;"
|+ Android 5.1 Lollipop (API 22)
|-
! style="width:2%;" | Version
! style="width:11%;" | Release date
! style="width:87%;" | Features
|-
| 5.1
| March 2, 2015<ref name="ReferenceB"/>
|
* Improvements and bug fixes to the Overview screen.
* Ability to join Wi-Fi networks and control paired Bluetooth devices from quick settings.
* Official support for [[Dual SIM|multiple SIM cards]].<ref name="venturebeat-20150309">{{cite web |url=https://venturebeat.com/2015/03/09/google-confirms-android-5-1-is-landing-on-all-compatible-devices-from-today/ |title=Google confirms Android 5.1 is rolling out today, will support multi-SIM devices and HD calls |work=VentureBeat |date=March 9, 2015 |access-date=April 24, 2015 |archive-date=January 14, 2024 |archive-url=https://web.archive.org/web/20240114142908/https://venturebeat.com/ai/beyond-transactions-reimagining-banking-with-superior-digital-customer-journeys/infinite/injection_js/ |url-status=live }}</ref>
* [[Anti-theft system|Device protection]]: if a device is lost or stolen it will remain locked until the owner signs into their Google account, even if the device is reset to factory settings.
* [[Wideband audio|High-definition voice calls]], available between compatible 4G LTE devices running Android 5.1.<ref name="venturebeat-20150309" />
* Improvements to the notification priority system, to more closely replicate the [[silent mode]] that was removed from Android&nbsp;5.0.<ref>{{cite web |url=http://www.androidpit.com/android-5-1-lollipop-silent-mode |title=Android 5.1 reinstates Silent Mode, but there's a catch |work=AndroidPIT |access-date=March 27, 2015 |archive-date=April 2, 2015 |archive-url=https://web.archive.org/web/20150402181504/http://www.androidpit.com/android-5-1-lollipop-silent-mode |url-status=live }}</ref>
|-
| 5.1.1
| April 20, 2015<ref>{{Cite web |url=https://android.googlesource.com/platform/system/core/+/refs/tags/android-5.1.1_r1 |title=refs/tags/android-5.1.1_r1 – platform/system/core – Git at Google |website=android.googlesource.com |access-date=May 19, 2021 |archive-date=January 14, 2024 |archive-url=https://web.archive.org/web/20240114142928/https://android.googlesource.com/platform/system/core/+/refs/tags/android-5.1.1_r1 |url-status=live }}</ref><ref name="phandroid-5.1.1">{{cite web |title=Android 5.1.1 (LMY47V) officially uploaded to AOSP and here's the full changelog, Nexus Player factory images also available |date=April 21, 2015 |url=http://phandroid.com/2015/04/21/android-5-1-1-lmy47v-aosp-changelog-nexus-player-factory-images/ |access-date=May 1, 2015 |archive-date=April 28, 2015 |archive-url=https://web.archive.org/web/20150428075015/http://phandroid.com/2015/04/21/android-5-1-1-lmy47v-aosp-changelog-nexus-player-factory-images/ |url-status=live }}</ref>
|
* Various bug fixes<ref name="phandroid-5.1.1" />
* Native [[Generic Access Network|Wi-Fi calling]] support.<ref>{{cite web |first=Jack |last=Jennings |url=http://www.xda-developers.com/google-open-source-code-for-wi-fi-calling/ |title=Google Open Source Code for Wi-Fi Calling |publisher=XDA |date=June 26, 2015 |access-date=November 2, 2015 |archive-date=November 16, 2015 |archive-url=https://web.archive.org/web/20151116115614/http://www.xda-developers.com/google-open-source-code-for-wi-fi-calling/ |url-status=live }}</ref>
|}