The first boot after upgrading to Android 5.0 can take anywhere from 5 to 15 minutes while the new ART runtime compiles system applications. However, if your phone remains stuck on the boot animation longer than 20 minutes, you may be experiencing a issue.
If your device has a MediaTek MT65xx chipset, patched Lollipop builds are rare. Consider staying on KitKat or upgrading your hardware. update android 44 4 to 50 download patched
Boot your device into its (usually done by holding a combination of Power + Volume Down while turning the device on). Connect the device to your PC via a USB cable. The first boot after upgrading to Android 5
Many websites promising a single-click upgrade download are scams designed to generate ad revenue or steal personal information. Why Official Updates Aren't Available Consider staying on KitKat or upgrading your hardware
Custom ROMs do not include the Google Play Store due to licensing. Download a Lollipop-compatible "OpenGApps" package (Nano or Pico version is recommended for older devices).
Reboot into the newly installed TWRP recovery using your phone's hardware button combination (usually Power + Volume Up). Phase C: Wipe and Flash the Patched 5.0 ROM Inside TWRP, tap , then Advanced Wipe .