Back up all personal data, as custom ROM installation wipes the device. Ensure your phone battery is charged to at least 50%. Download the compatible Android 5.1 Custom ROM zip file.
If the Google setup wizard fails to appear or crashes continuously on the first boot, the GApps package was likely flashed after the device had already booted into the custom ROM for the first time.
GApps for Android 5.1 (Lollipop): Installation Guide & Key Sources
While many projects have moved to newer versions, these sources still provide legacy support for Lollipop: Provider Source Link Customization & Nightly builds (legacy) Open GApps Project LiteGapps Low-resource devices (small footprint) LiteGapps Official MindTheGapps Standard, stable LineageOS-style use MindTheGapps SourceForge Direct legacy file downloads Open GApps Archive How to Install GApps on Android 5.1 Installing GApps requires a custom recovery like TWRP . Google apps - LineageOS Wiki gapps android 51
A free and open-source re-implementation of Google’s proprietary libraries, which can replace Google Play Services.
Avoid random “Gapps installer” APKs from unknown forums. Always download from XDA Developers threads or trusted GitHub repositories.
Here are the primary package types for Android 5.1 (arm, arm64, and x86): Back up all personal data, as custom ROM
GApps (Google Apps) are the proprietary Google applications and services that are not included in AOSP (Android Open Source Project) builds. Typical packages include the Play Store, Google Play Services, Google Framework, Gmail, Calendar, Google Maps, and other Google apps. Custom ROMs based on AOSP or LineageOS often do not ship with GApps due to licensing, so users install a GApps package separately.
Legacy devices with decent storage that serve as daily drivers. Mini / Full / Stock
In English, the proper article depends on how you use the term: If the Google setup wizard fails to appear
Includes nearly all Google Apps. Only recommended if you have plenty of storage. Where to Download GApps for Android 5.1 (Lollipop)
Have a tip or a question about Gapps on 5.1? Leave a comment below.
Crucial Rule: Always flash the custom ROM before flashing the GApps package. Return to the TWRP main menu and tap . Locate and select your Android 5.1 Custom ROM zip file. Tap Add more Zips .
Turn off your device completely. Hold down the specific button combination for your phone (usually or Power + Volume Up + Home ) to boot into TWRP recovery. Step 3: Wipe the Device (Clean Install) In the TWRP main menu, tap Wipe . Select Advanced Wipe .